[INFO] fetching crate fawkes-crypto-powersoftau 0.2.0...
[INFO] testing fawkes-crypto-powersoftau-0.2.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate fawkes-crypto-powersoftau 0.2.0 into /workspace/builds/worker-98/source
[INFO] validating manifest of crates.io crate fawkes-crypto-powersoftau 0.2.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fawkes-crypto-powersoftau 0.2.0
[INFO] finished tweaking crates.io crate fawkes-crypto-powersoftau 0.2.0
[INFO] tweaked toml for crates.io crate fawkes-crypto-powersoftau 0.2.0 written to /workspace/builds/worker-98/source/Cargo.toml
[INFO] crate crates.io crate fawkes-crypto-powersoftau 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hex-literal-impl v0.2.1
[INFO] [stderr]   Downloaded hex-literal v0.2.1
[INFO] [stderr]   Downloaded bit-vec v0.6.1
[INFO] [stderr]   Downloaded ff_derive_ce v0.5.1
[INFO] [stderr]   Downloaded ff_ce v0.7.1
[INFO] [stderr]   Downloaded fawkes-crypto-bellman_ce v0.3.1
[INFO] [stderr]   Downloaded fawkes-crypto-pairing_ce v0.18.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3a40fafb6f1cc600db435c9ca3c65f8f71575800ba7ad254dd4d0d4fa587531
[INFO] running `Command { std: "docker" "start" "-a" "b3a40fafb6f1cc600db435c9ca3c65f8f71575800ba7ad254dd4d0d4fa587531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3a40fafb6f1cc600db435c9ca3c65f8f71575800ba7ad254dd4d0d4fa587531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3a40fafb6f1cc600db435c9ca3c65f8f71575800ba7ad254dd4d0d4fa587531", kill_on_drop: false }`
[INFO] [stdout] b3a40fafb6f1cc600db435c9ca3c65f8f71575800ba7ad254dd4d0d4fa587531
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1806b722b1328a289ba4fe7bd12dddd19b275608cecc737754dafd4554d2bec3
[INFO] running `Command { std: "docker" "start" "-a" "1806b722b1328a289ba4fe7bd12dddd19b275608cecc737754dafd4554d2bec3", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling bit-vec v0.6.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling hex-literal-impl v0.2.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling hex-literal v0.2.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling blake2 v0.8.1
[INFO] [stderr]    Compiling ff_derive_ce v0.5.1
[INFO] [stderr]    Compiling ff_ce v0.7.1
[INFO] [stderr]    Compiling fawkes-crypto-pairing_ce v0.18.0
[INFO] [stderr]    Compiling fawkes-crypto-bellman_ce v0.3.1
[INFO] [stderr]    Compiling fawkes-crypto-powersoftau v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 | /                     format!(
[INFO] [stdout] 114 | |                         "Index of TauG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 115 | |                         parameters.powers_g1_length, index
[INFO] [stdout] 116 | |                     )
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     
[INFO] [stdout] 114 |                         "Index of TauG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 115 |                         parameters.powers_g1_length, index
[INFO] [stdout] 116 |                     
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:126:21
[INFO] [stdout]     |
[INFO] [stdout] 126 | /                     format!(
[INFO] [stdout] 127 | |                         "Index of TauG2 element written must not exceed {}, while it's {}",
[INFO] [stdout] 128 | |                         required_power, index
[INFO] [stdout] 129 | |                     )
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     
[INFO] [stdout] 127 |                         "Index of TauG2 element written must not exceed {}, while it's {}",
[INFO] [stdout] 128 |                         required_power, index
[INFO] [stdout] 129 |                     
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:141:21
[INFO] [stdout]     |
[INFO] [stdout] 141 | /                     format!(
[INFO] [stdout] 142 | |                         "Index of AlphaG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 143 | |                         required_power, index
[INFO] [stdout] 144 | |                     )
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 141 |                     
[INFO] [stdout] 142 |                         "Index of AlphaG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 143 |                         required_power, index
[INFO] [stdout] 144 |                     
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:157:21
[INFO] [stdout]     |
[INFO] [stdout] 157 | /                     format!(
[INFO] [stdout] 158 | |                         "Index of BetaG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 159 | |                         required_power, index
[INFO] [stdout] 160 | |                     )
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 157 |                     
[INFO] [stdout] 158 |                         "Index of BetaG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 159 |                         required_power, index
[INFO] [stdout] 160 |                     
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:407:32
[INFO] [stdout]     |
[INFO] [stdout] 407 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 408 | |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stdout] 409 | |                             start, end
[INFO] [stdout] 410 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 407 |                         panic!(
[INFO] [stdout] 408 |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stdout] 409 |                             start, end
[INFO] [stdout] 410 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:421:32
[INFO] [stdout]     |
[INFO] [stdout] 421 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 422 | |                             "must read a chunk from {} to {} from `response`",
[INFO] [stdout] 423 | |                             start, end
[INFO] [stdout] 424 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 421 |                         panic!(
[INFO] [stdout] 422 |                             "must read a chunk from {} to {} from `response`",
[INFO] [stdout] 423 |                             start, end
[INFO] [stdout] 424 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:485:32
[INFO] [stdout]     |
[INFO] [stdout] 485 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 486 | |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stdout] 487 | |                             start, end
[INFO] [stdout] 488 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 485 |                         panic!(
[INFO] [stdout] 486 |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stdout] 487 |                             start, end
[INFO] [stdout] 488 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:499:32
[INFO] [stdout]     |
[INFO] [stdout] 499 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 500 | |                             "must read a chunk from {} to {} from `response`",
[INFO] [stdout] 501 | |                             start, end
[INFO] [stdout] 502 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 499 |                         panic!(
[INFO] [stdout] 500 |                             "must read a chunk from {} to {} from `response`",
[INFO] [stdout] 501 |                             start, end
[INFO] [stdout] 502 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:565:32
[INFO] [stdout]     |
[INFO] [stdout] 565 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 566 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 567 | |                             start, end
[INFO] [stdout] 568 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 565 |                         panic!(
[INFO] [stdout] 566 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 567 |                             start, end
[INFO] [stdout] 568 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:590:32
[INFO] [stdout]     |
[INFO] [stdout] 590 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 591 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 592 | |                             start, end
[INFO] [stdout] 593 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 590 |                         panic!(
[INFO] [stdout] 591 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 592 |                             start, end
[INFO] [stdout] 593 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:648:32
[INFO] [stdout]     |
[INFO] [stdout] 648 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 649 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 650 | |                             start, end
[INFO] [stdout] 651 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 648 |                         panic!(
[INFO] [stdout] 649 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 650 |                             start, end
[INFO] [stdout] 651 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:679:32
[INFO] [stdout]     |
[INFO] [stdout] 679 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 680 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 681 | |                             start, end
[INFO] [stdout] 682 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 679 |                         panic!(
[INFO] [stdout] 680 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 681 |                             start, end
[INFO] [stdout] 682 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.76s
[INFO] running `Command { std: "docker" "inspect" "1806b722b1328a289ba4fe7bd12dddd19b275608cecc737754dafd4554d2bec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1806b722b1328a289ba4fe7bd12dddd19b275608cecc737754dafd4554d2bec3", kill_on_drop: false }`
[INFO] [stdout] 1806b722b1328a289ba4fe7bd12dddd19b275608cecc737754dafd4554d2bec3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7747a751a01c217f2295abf29aa6305dd4c464b7e7c7cd2aad6e68d678fb2e23
[INFO] running `Command { std: "docker" "start" "-a" "7747a751a01c217f2295abf29aa6305dd4c464b7e7c7cd2aad6e68d678fb2e23", kill_on_drop: false }`
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 | /                     format!(
[INFO] [stdout] 114 | |                         "Index of TauG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 115 | |                         parameters.powers_g1_length, index
[INFO] [stdout] 116 | |                     )
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     
[INFO] [stdout] 114 |                         "Index of TauG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 115 |                         parameters.powers_g1_length, index
[INFO] [stdout] 116 |                     
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:126:21
[INFO] [stdout]     |
[INFO] [stdout] 126 | /                     format!(
[INFO] [stdout] 127 | |                         "Index of TauG2 element written must not exceed {}, while it's {}",
[INFO] [stdout] 128 | |                         required_power, index
[INFO] [stdout] 129 | |                     )
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     
[INFO] [stdout] 127 |                         "Index of TauG2 element written must not exceed {}, while it's {}",
[INFO] [stdout] 128 |                         required_power, index
[INFO] [stdout] 129 |                     
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:141:21
[INFO] [stdout]     |
[INFO] [stdout] 141 | /                     format!(
[INFO] [stdout] 142 | |                         "Index of AlphaG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 143 | |                         required_power, index
[INFO] [stdout] 144 | |                     )
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 141 |                     
[INFO] [stdout] 142 |                         "Index of AlphaG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 143 |                         required_power, index
[INFO] [stdout] 144 |                     
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:157:21
[INFO] [stdout]     |
[INFO] [stdout] 157 | /                     format!(
[INFO] [stdout] 158 | |                         "Index of BetaG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 159 | |                         required_power, index
[INFO] [stdout] 160 | |                     )
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 157 |                     
[INFO] [stdout] 158 |                         "Index of BetaG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 159 |                         required_power, index
[INFO] [stdout] 160 |                     
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:407:32
[INFO] [stdout]     |
[INFO] [stdout] 407 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 408 | |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stdout] 409 | |                             start, end
[INFO] [stdout] 410 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 407 |                         panic!(
[INFO] [stdout] 408 |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stdout] 409 |                             start, end
[INFO] [stdout] 410 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:421:32
[INFO] [stdout]     |
[INFO] [stdout] 421 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 422 | |                             "must read a chunk from {} to {} from `response`",
[INFO] [stdout] 423 | |                             start, end
[INFO] [stdout] 424 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 421 |                         panic!(
[INFO] [stdout] 422 |                             "must read a chunk from {} to {} from `response`",
[INFO] [stdout] 423 |                             start, end
[INFO] [stdout] 424 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:485:32
[INFO] [stdout]     |
[INFO] [stdout] 485 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 486 | |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stdout] 487 | |                             start, end
[INFO] [stdout] 488 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 485 |                         panic!(
[INFO] [stdout] 486 |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stdout] 487 |                             start, end
[INFO] [stdout] 488 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fawkes-crypto-powersoftau v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:499:32
[INFO] [stdout]     |
[INFO] [stdout] 499 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 500 | |                             "must read a chunk from {} to {} from `response`",
[INFO] [stdout] 501 | |                             start, end
[INFO] [stdout] 502 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 499 |                         panic!(
[INFO] [stdout] 500 |                             "must read a chunk from {} to {} from `response`",
[INFO] [stdout] 501 |                             start, end
[INFO] [stdout] 502 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:565:32
[INFO] [stdout]     |
[INFO] [stdout] 565 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 566 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 567 | |                             start, end
[INFO] [stdout] 568 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 565 |                         panic!(
[INFO] [stdout] 566 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 567 |                             start, end
[INFO] [stdout] 568 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:590:32
[INFO] [stdout]     |
[INFO] [stdout] 590 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 591 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 592 | |                             start, end
[INFO] [stdout] 593 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 590 |                         panic!(
[INFO] [stdout] 591 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 592 |                             start, end
[INFO] [stdout] 593 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:648:32
[INFO] [stdout]     |
[INFO] [stdout] 648 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 649 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 650 | |                             start, end
[INFO] [stdout] 651 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 648 |                         panic!(
[INFO] [stdout] 649 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 650 |                             start, end
[INFO] [stdout] 651 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:679:32
[INFO] [stdout]     |
[INFO] [stdout] 679 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 680 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 681 | |                             start, end
[INFO] [stdout] 682 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 679 |                         panic!(
[INFO] [stdout] 680 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 681 |                             start, end
[INFO] [stdout] 682 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 | /                     format!(
[INFO] [stdout] 114 | |                         "Index of TauG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 115 | |                         parameters.powers_g1_length, index
[INFO] [stdout] 116 | |                     )
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     
[INFO] [stdout] 114 |                         "Index of TauG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 115 |                         parameters.powers_g1_length, index
[INFO] [stdout] 116 |                     
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:126:21
[INFO] [stdout]     |
[INFO] [stdout] 126 | /                     format!(
[INFO] [stdout] 127 | |                         "Index of TauG2 element written must not exceed {}, while it's {}",
[INFO] [stdout] 128 | |                         required_power, index
[INFO] [stdout] 129 | |                     )
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     
[INFO] [stdout] 127 |                         "Index of TauG2 element written must not exceed {}, while it's {}",
[INFO] [stdout] 128 |                         required_power, index
[INFO] [stdout] 129 |                     
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:141:21
[INFO] [stdout]     |
[INFO] [stdout] 141 | /                     format!(
[INFO] [stdout] 142 | |                         "Index of AlphaG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 143 | |                         required_power, index
[INFO] [stdout] 144 | |                     )
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 141 |                     
[INFO] [stdout] 142 |                         "Index of AlphaG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 143 |                         required_power, index
[INFO] [stdout] 144 |                     
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:157:21
[INFO] [stdout]     |
[INFO] [stdout] 157 | /                     format!(
[INFO] [stdout] 158 | |                         "Index of BetaG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 159 | |                         required_power, index
[INFO] [stdout] 160 | |                     )
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 157 |                     
[INFO] [stdout] 158 |                         "Index of BetaG1 element written must not exceed {}, while it's {}",
[INFO] [stdout] 159 |                         required_power, index
[INFO] [stdout] 160 |                     
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:407:32
[INFO] [stdout]     |
[INFO] [stdout] 407 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 408 | |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stdout] 409 | |                             start, end
[INFO] [stdout] 410 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 407 |                         panic!(
[INFO] [stdout] 408 |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stdout] 409 |                             start, end
[INFO] [stdout] 410 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:421:32
[INFO] [stdout]     |
[INFO] [stdout] 421 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 422 | |                             "must read a chunk from {} to {} from `response`",
[INFO] [stdout] 423 | |                             start, end
[INFO] [stdout] 424 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 421 |                         panic!(
[INFO] [stdout] 422 |                             "must read a chunk from {} to {} from `response`",
[INFO] [stdout] 423 |                             start, end
[INFO] [stdout] 424 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:485:32
[INFO] [stdout]     |
[INFO] [stdout] 485 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 486 | |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stdout] 487 | |                             start, end
[INFO] [stdout] 488 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 485 |                         panic!(
[INFO] [stdout] 486 |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stdout] 487 |                             start, end
[INFO] [stdout] 488 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:499:32
[INFO] [stdout]     |
[INFO] [stdout] 499 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 500 | |                             "must read a chunk from {} to {} from `response`",
[INFO] [stdout] 501 | |                             start, end
[INFO] [stdout] 502 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 499 |                         panic!(
[INFO] [stdout] 500 |                             "must read a chunk from {} to {} from `response`",
[INFO] [stdout] 501 |                             start, end
[INFO] [stdout] 502 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:565:32
[INFO] [stdout]     |
[INFO] [stdout] 565 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 566 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 567 | |                             start, end
[INFO] [stdout] 568 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 565 |                         panic!(
[INFO] [stdout] 566 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 567 |                             start, end
[INFO] [stdout] 568 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:590:32
[INFO] [stdout]     |
[INFO] [stdout] 590 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 591 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 592 | |                             start, end
[INFO] [stdout] 593 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 590 |                         panic!(
[INFO] [stdout] 591 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 592 |                             start, end
[INFO] [stdout] 593 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:648:32
[INFO] [stdout]     |
[INFO] [stdout] 648 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 649 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 650 | |                             start, end
[INFO] [stdout] 651 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 648 |                         panic!(
[INFO] [stdout] 649 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 650 |                             start, end
[INFO] [stdout] 651 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/batched_accumulator.rs:679:32
[INFO] [stdout]     |
[INFO] [stdout] 679 |                           panic!(format!(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 680 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 681 | |                             start, end
[INFO] [stdout] 682 | |                         ))
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 679 |                         panic!(
[INFO] [stdout] 680 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stdout] 681 |                             start, end
[INFO] [stdout] 682 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "7747a751a01c217f2295abf29aa6305dd4c464b7e7c7cd2aad6e68d678fb2e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7747a751a01c217f2295abf29aa6305dd4c464b7e7c7cd2aad6e68d678fb2e23", kill_on_drop: false }`
[INFO] [stdout] 7747a751a01c217f2295abf29aa6305dd4c464b7e7c7cd2aad6e68d678fb2e23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4109d88f3147b6d65ccc6cd92532431d5ff5661f1dca2df24de1c674c5dd5fd9
[INFO] running `Command { std: "docker" "start" "-a" "4109d88f3147b6d65ccc6cd92532431d5ff5661f1dca2df24de1c674c5dd5fd9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:113:21
[INFO] [stderr]     |
[INFO] [stderr] 113 | /                     format!(
[INFO] [stderr] 114 | |                         "Index of TauG1 element written must not exceed {}, while it's {}",
[INFO] [stderr] 115 | |                         parameters.powers_g1_length, index
[INFO] [stderr] 116 | |                     )
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 113 |                     
[INFO] [stderr] 114 |                         "Index of TauG1 element written must not exceed {}, while it's {}",
[INFO] [stderr] 115 |                         parameters.powers_g1_length, index
[INFO] [stderr] 116 |                     
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:126:21
[INFO] [stderr]     |
[INFO] [stderr] 126 | /                     format!(
[INFO] [stderr] 127 | |                         "Index of TauG2 element written must not exceed {}, while it's {}",
[INFO] [stderr] 128 | |                         required_power, index
[INFO] [stderr] 129 | |                     )
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 126 |                     
[INFO] [stderr] 127 |                         "Index of TauG2 element written must not exceed {}, while it's {}",
[INFO] [stderr] 128 |                         required_power, index
[INFO] [stderr] 129 |                     
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:141:21
[INFO] [stderr]     |
[INFO] [stderr] 141 | /                     format!(
[INFO] [stderr] 142 | |                         "Index of AlphaG1 element written must not exceed {}, while it's {}",
[INFO] [stderr] 143 | |                         required_power, index
[INFO] [stderr] 144 | |                     )
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 141 |                     
[INFO] [stderr] 142 |                         "Index of AlphaG1 element written must not exceed {}, while it's {}",
[INFO] [stderr] 143 |                         required_power, index
[INFO] [stderr] 144 |                     
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:157:21
[INFO] [stderr]     |
[INFO] [stderr] 157 | /                     format!(
[INFO] [stderr] 158 | |                         "Index of BetaG1 element written must not exceed {}, while it's {}",
[INFO] [stderr] 159 | |                         required_power, index
[INFO] [stderr] 160 | |                     )
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 157 |                     
[INFO] [stderr] 158 |                         "Index of BetaG1 element written must not exceed {}, while it's {}",
[INFO] [stderr] 159 |                         required_power, index
[INFO] [stderr] 160 |                     
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:407:32
[INFO] [stderr]     |
[INFO] [stderr] 407 |                           panic!(format!(
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 408 | |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stderr] 409 | |                             start, end
[INFO] [stderr] 410 | |                         ))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 407 |                         panic!(
[INFO] [stderr] 408 |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stderr] 409 |                             start, end
[INFO] [stderr] 410 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:421:32
[INFO] [stderr]     |
[INFO] [stderr] 421 |                           panic!(format!(
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 422 | |                             "must read a chunk from {} to {} from `response`",
[INFO] [stderr] 423 | |                             start, end
[INFO] [stderr] 424 | |                         ))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 421 |                         panic!(
[INFO] [stderr] 422 |                             "must read a chunk from {} to {} from `response`",
[INFO] [stderr] 423 |                             start, end
[INFO] [stderr] 424 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:485:32
[INFO] [stderr]     |
[INFO] [stderr] 485 |                           panic!(format!(
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 486 | |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stderr] 487 | |                             start, end
[INFO] [stderr] 488 | |                         ))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 485 |                         panic!(
[INFO] [stderr] 486 |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stderr] 487 |                             start, end
[INFO] [stderr] 488 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:499:32
[INFO] [stderr]     |
[INFO] [stderr] 499 |                           panic!(format!(
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 500 | |                             "must read a chunk from {} to {} from `response`",
[INFO] [stderr] 501 | |                             start, end
[INFO] [stderr] 502 | |                         ))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 499 |                         panic!(
[INFO] [stderr] 500 |                             "must read a chunk from {} to {} from `response`",
[INFO] [stderr] 501 |                             start, end
[INFO] [stderr] 502 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:565:32
[INFO] [stderr]     |
[INFO] [stderr] 565 |                           panic!(format!(
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 566 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stderr] 567 | |                             start, end
[INFO] [stderr] 568 | |                         ))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 565 |                         panic!(
[INFO] [stderr] 566 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stderr] 567 |                             start, end
[INFO] [stderr] 568 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:590:32
[INFO] [stderr]     |
[INFO] [stderr] 590 |                           panic!(format!(
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 591 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stderr] 592 | |                             start, end
[INFO] [stderr] 593 | |                         ))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 590 |                         panic!(
[INFO] [stderr] 591 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stderr] 592 |                             start, end
[INFO] [stderr] 593 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:648:32
[INFO] [stderr]     |
[INFO] [stderr] 648 |                           panic!(format!(
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 649 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stderr] 650 | |                             start, end
[INFO] [stderr] 651 | |                         ))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 648 |                         panic!(
[INFO] [stderr] 649 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stderr] 650 |                             start, end
[INFO] [stderr] 651 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:679:32
[INFO] [stderr]     |
[INFO] [stderr] 679 |                           panic!(format!(
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 680 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stderr] 681 | |                             start, end
[INFO] [stderr] 682 | |                         ))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 679 |                         panic!(
[INFO] [stderr] 680 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stderr] 681 |                             start, end
[INFO] [stderr] 682 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:113:21
[INFO] [stderr]     |
[INFO] [stderr] 113 | /                     format!(
[INFO] [stderr] 114 | |                         "Index of TauG1 element written must not exceed {}, while it's {}",
[INFO] [stderr] 115 | |                         parameters.powers_g1_length, index
[INFO] [stderr] 116 | |                     )
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 113 |                     
[INFO] [stderr] 114 |                         "Index of TauG1 element written must not exceed {}, while it's {}",
[INFO] [stderr] 115 |                         parameters.powers_g1_length, index
[INFO] [stderr] 116 |                     
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:126:21
[INFO] [stderr]     |
[INFO] [stderr] 126 | /                     format!(
[INFO] [stderr] 127 | |                         "Index of TauG2 element written must not exceed {}, while it's {}",
[INFO] [stderr] 128 | |                         required_power, index
[INFO] [stderr] 129 | |                     )
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 126 |                     
[INFO] [stderr] 127 |                         "Index of TauG2 element written must not exceed {}, while it's {}",
[INFO] [stderr] 128 |                         required_power, index
[INFO] [stderr] 129 |                     
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:141:21
[INFO] [stderr]     |
[INFO] [stderr] 141 | /                     format!(
[INFO] [stderr] 142 | |                         "Index of AlphaG1 element written must not exceed {}, while it's {}",
[INFO] [stderr] 143 | |                         required_power, index
[INFO] [stderr] 144 | |                     )
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 141 |                     
[INFO] [stderr] 142 |                         "Index of AlphaG1 element written must not exceed {}, while it's {}",
[INFO] [stderr] 143 |                         required_power, index
[INFO] [stderr] 144 |                     
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:157:21
[INFO] [stderr]     |
[INFO] [stderr] 157 | /                     format!(
[INFO] [stderr] 158 | |                         "Index of BetaG1 element written must not exceed {}, while it's {}",
[INFO] [stderr] 159 | |                         required_power, index
[INFO] [stderr] 160 | |                     )
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 157 |                     
[INFO] [stderr] 158 |                         "Index of BetaG1 element written must not exceed {}, while it's {}",
[INFO] [stderr] 159 |                         required_power, index
[INFO] [stderr] 160 |                     
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:407:32
[INFO] [stderr]     |
[INFO] [stderr] 407 |                           panic!(format!(
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 408 | |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stderr] 409 | |                             start, end
[INFO] [stderr] 410 | |                         ))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 407 |                         panic!(
[INFO] [stderr] 408 |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stderr] 409 |                             start, end
[INFO] [stderr] 410 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:421:32
[INFO] [stderr]     |
[INFO] [stderr] 421 |                           panic!(format!(
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 422 | |                             "must read a chunk from {} to {} from `response`",
[INFO] [stderr] 423 | |                             start, end
[INFO] [stderr] 424 | |                         ))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 421 |                         panic!(
[INFO] [stderr] 422 |                             "must read a chunk from {} to {} from `response`",
[INFO] [stderr] 423 |                             start, end
[INFO] [stderr] 424 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:485:32
[INFO] [stderr]     |
[INFO] [stderr] 485 |                           panic!(format!(
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 486 | |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stderr] 487 | |                             start, end
[INFO] [stderr] 488 | |                         ))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 485 |                         panic!(
[INFO] [stderr] 486 |                             "must read a chunk from {} to {} from `challenge`",
[INFO] [stderr] 487 |                             start, end
[INFO] [stderr] 488 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:499:32
[INFO] [stderr]     |
[INFO] [stderr] 499 |                           panic!(format!(
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 500 | |                             "must read a chunk from {} to {} from `response`",
[INFO] [stderr] 501 | |                             start, end
[INFO] [stderr] 502 | |                         ))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 499 |                         panic!(
[INFO] [stderr] 500 |                             "must read a chunk from {} to {} from `response`",
[INFO] [stderr] 501 |                             start, end
[INFO] [stderr] 502 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:565:32
[INFO] [stderr]     |
[INFO] [stderr] 565 |                           panic!(format!(
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 566 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stderr] 567 | |                             start, end
[INFO] [stderr] 568 | |                         ))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 565 |                         panic!(
[INFO] [stderr] 566 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stderr] 567 |                             start, end
[INFO] [stderr] 568 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:590:32
[INFO] [stderr]     |
[INFO] [stderr] 590 |                           panic!(format!(
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 591 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stderr] 592 | |                             start, end
[INFO] [stderr] 593 | |                         ))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 590 |                         panic!(
[INFO] [stderr] 591 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stderr] 592 |                             start, end
[INFO] [stderr] 593 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:648:32
[INFO] [stderr]     |
[INFO] [stderr] 648 |                           panic!(format!(
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 649 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stderr] 650 | |                             start, end
[INFO] [stderr] 651 | |                         ))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 648 |                         panic!(
[INFO] [stderr] 649 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stderr] 650 |                             start, end
[INFO] [stderr] 651 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/batched_accumulator.rs:679:32
[INFO] [stderr]     |
[INFO] [stderr] 679 |                           panic!(format!(
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 680 | |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stderr] 681 | |                             start, end
[INFO] [stderr] 682 | |                         ))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 679 |                         panic!(
[INFO] [stderr] 680 |                             "must read a chunk from {} to {} from source of decompression",
[INFO] [stderr] 681 |                             start, end
[INFO] [stderr] 682 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fawkes_crypto_powersoftau-eb6f8df9980d6cd8)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test utils::bn256_tests::test_hash_to_g2_bn256 ... ok
[INFO] [stdout] test keypair::tests::bn256::test_pubkey_serialization ... ok
[INFO] [stdout] test utils::bn256_tests::test_same_ratio_bn256 ... ok
[INFO] [stdout] test utils::bn256_tests::test_power_pairs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 16.74s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/beacon_constrained-6a7ad086e96ee9c7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/compute_constrained-c945ba646e731eb0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/new_constrained-245c0d34d2f04285)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prepare_phase2-9d004dc553b6f7bd)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/reduce_powers-2ae4d1c26e8e1bf2)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/verify_transform_constrained-d712e78e53e48321)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fawkes-crypto-powersoftau
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4109d88f3147b6d65ccc6cd92532431d5ff5661f1dca2df24de1c674c5dd5fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4109d88f3147b6d65ccc6cd92532431d5ff5661f1dca2df24de1c674c5dd5fd9", kill_on_drop: false }`
[INFO] [stdout] 4109d88f3147b6d65ccc6cd92532431d5ff5661f1dca2df24de1c674c5dd5fd9
