[INFO] fetching crate casper-node 1.0.0...
[INFO] checking casper-node-1.0.0 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate casper-node 1.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate casper-node 1.0.0 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate casper-node 1.0.0
[INFO] finished tweaking crates.io crate casper-node 1.0.0
[INFO] tweaked toml for crates.io crate casper-node 1.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate casper-node 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6bfd652140f6f9452a9c08e6a9aa941b73394fd8896a7a4464448ac981b39cf7
[INFO] running `Command { std: "docker" "start" "-a" "6bfd652140f6f9452a9c08e6a9aa941b73394fd8896a7a4464448ac981b39cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bfd652140f6f9452a9c08e6a9aa941b73394fd8896a7a4464448ac981b39cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bfd652140f6f9452a9c08e6a9aa941b73394fd8896a7a4464448ac981b39cf7", kill_on_drop: false }`
[INFO] [stdout] 6bfd652140f6f9452a9c08e6a9aa941b73394fd8896a7a4464448ac981b39cf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "RUSTUP_TOOLCHAIN=4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/tmp/crater-runner-fifo/jobserver-crater-fwd" "/opt/rustwide/cargo-home/bin/cargo" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1a6e9b5fade16e97383be975c14d6411923f739e347aacb6dc4b576c39ba0907
[INFO] running `Command { std: "docker" "start" "-a" "1a6e9b5fade16e97383be975c14d6411923f739e347aacb6dc4b576c39ba0907", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
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[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking lazy_static v1.4.0
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[INFO] [stderr]    Compiling remove_dir_all v0.5.3
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[INFO] [stderr]     Checking cfg-if v0.1.10
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[INFO] [stderr]    Compiling serde_json v1.0.64
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[INFO] [stderr]    Compiling bitflags v0.5.0
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[INFO] [stderr]    Compiling crc32fast v1.2.1
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[INFO] [stderr]     Checking rustc-hex v2.1.0
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[INFO] [stderr]    Compiling async-trait v0.1.48
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[INFO] [stderr]     Checking parity-wasm v0.41.0
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[INFO] [stderr]    Compiling protobuf v2.22.1
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[INFO] [stderr]    Compiling signal-hook v0.3.7
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[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling prometheus v0.10.0
[INFO] [stderr]     Checking base16 v0.2.1
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[INFO] [stderr]     Checking lazycell v1.3.0
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[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking wheelbuf v0.2.0
[INFO] [stderr]    Compiling pnet v0.27.2
[INFO] [stderr]     Checking sd-notify v0.1.1
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling num-bigint v0.2.6
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[INFO] [stderr]    Compiling ring v0.16.20
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[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking derp v0.0.14
[INFO] [stderr]     Checking blake2b_simd v0.5.11
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[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling lmdb-sys v0.8.0
[INFO] [stderr]     Checking bitvec v0.18.5
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-lock v2.3.0
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]     Checking der v0.1.0
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking pnet_macros_support v0.27.2
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking lru v0.6.5
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking pkcs8 v0.3.3
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[INFO] [stderr]    Compiling quote v1.0.9
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[INFO] [stderr]     Checking raw-cpuid v9.0.0
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling snow v0.7.2
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[INFO] [stderr]     Checking rmp v0.8.9
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[INFO] [stderr]     Checking nb-connect v1.1.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling prost-build v0.6.1
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[INFO] [stderr]     Checking regex v1.4.5
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[INFO] [stderr]     Checking digest v0.8.1
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[INFO] [stderr]     Checking rand_chacha v0.2.2
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[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand_pcg v0.3.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
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[INFO] [stderr]    Compiling vergen v3.2.0
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling prost-derive v0.6.1
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[INFO] [stderr]    Compiling tokio-macros v0.2.6
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[INFO] [stderr]    Compiling prost v0.6.1
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[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling petgraph v0.5.1
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[INFO] [stderr]    Compiling casper-node v1.0.0 (/opt/rustwide/workdir)
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[INFO] [stderr]    Compiling libp2p-core v0.23.1
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[INFO] [stderr]    Compiling libp2p-kad v0.24.0
[INFO] [stderr]    Compiling libp2p-gossipsub v0.23.0
[INFO] [stderr]    Compiling libp2p-noise v0.25.0
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[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/testing/network.rs:211:24
[INFO] [stdout]     |
[INFO] [stdout] 211 |                   panic!(format!(
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 212 | |                     "network did not settle for {:?} within {:?}",
[INFO] [stdout] 213 | |                     quiet_for, within
[INFO] [stdout] 214 | |                 ))
[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 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] 211 |                 panic!(
[INFO] [stdout] 212 |                     "network did not settle for {:?} within {:?}",
[INFO] [stdout] 213 |                     quiet_for, within
[INFO] [stdout] 214 |                 )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/testing/network.rs:249:24
[INFO] [stdout]     |
[INFO] [stdout] 249 |                   panic!(format!(
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 250 | |                     "network did not settle on condition within {:?}",
[INFO] [stdout] 251 | |                     within
[INFO] [stdout] 252 | |                 ))
[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] 249 |                 panic!(
[INFO] [stdout] 250 |                     "network did not settle on condition within {:?}",
[INFO] [stdout] 251 |                     within
[INFO] [stdout] 252 |                 )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/utils.rs:367:20
[INFO] [stdout]     |
[INFO] [stdout] 367 |             panic!(err)
[INFO] [stdout]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 367 |             panic!("{}", err)
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 367 |             std::panic::panic_any(err)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7m 32s
[INFO] running `Command { std: "docker" "inspect" "1a6e9b5fade16e97383be975c14d6411923f739e347aacb6dc4b576c39ba0907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a6e9b5fade16e97383be975c14d6411923f739e347aacb6dc4b576c39ba0907", kill_on_drop: false }`
[INFO] [stdout] 1a6e9b5fade16e97383be975c14d6411923f739e347aacb6dc4b576c39ba0907