[INFO] fetching crate criterion 0.3.4...
[INFO] checking criterion-0.3.4 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate criterion 0.3.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate criterion 0.3.4 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate criterion 0.3.4
[INFO] finished tweaking crates.io crate criterion 0.3.4
[INFO] tweaked toml for crates.io crate criterion 0.3.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-process v1.0.2
[INFO] [stderr]   Downloaded nb-connect v1.1.0
[INFO] [stderr]   Downloaded ctor v0.1.20
[INFO] [stderr]   Downloaded vec-arena v1.1.0
[INFO] [stderr]   Downloaded async-net v1.5.0
[INFO] [stderr]   Downloaded polling v2.0.3
[INFO] [stderr]   Downloaded socket2 v0.4.0
[INFO] [stderr]   Downloaded async-fs v1.5.0
[INFO] [stderr]   Downloaded signal-hook v0.3.7
[INFO] [stderr]   Downloaded smol v1.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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] 727c95767b20ef49a4b0899cbf102ee24e67bef33526faebc1995cfcf35c8a77
[INFO] running `Command { std: "docker" "start" "-a" "727c95767b20ef49a4b0899cbf102ee24e67bef33526faebc1995cfcf35c8a77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "727c95767b20ef49a4b0899cbf102ee24e67bef33526faebc1995cfcf35c8a77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "727c95767b20ef49a4b0899cbf102ee24e67bef33526faebc1995cfcf35c8a77", kill_on_drop: false }`
[INFO] [stdout] 727c95767b20ef49a4b0899cbf102ee24e67bef33526faebc1995cfcf35c8a77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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] 484721f473ec75d0dddb95cbf0db095043f39dba915fdfcfc0f2154d82730d4f
[INFO] running `Command { std: "docker" "start" "-a" "484721f473ec75d0dddb95cbf0db095043f39dba915fdfcfc0f2154d82730d4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking criterion v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/analysis/mod.rs:56:20
[INFO] [stdout]    |
[INFO] [stdout] 56 |               panic!(format!(
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 57 | |                 "Baseline '{base}' must exist before comparison is allowed; try --save-baseline {base}",
[INFO] [stdout] 58 | |                 base=criterion.baseline_directory,
[INFO] [stdout] 59 | |             ));
[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] 56 |             panic!(
[INFO] [stdout] 57 |                 "Baseline '{base}' must exist before comparison is allowed; try --save-baseline {base}",
[INFO] [stdout] 58 |                 base=criterion.baseline_directory,
[INFO] [stdout] 59 |             );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/analysis/mod.rs:56:20
[INFO] [stdout]    |
[INFO] [stdout] 56 |               panic!(format!(
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 57 | |                 "Baseline '{base}' must exist before comparison is allowed; try --save-baseline {base}",
[INFO] [stdout] 58 | |                 base=criterion.baseline_directory,
[INFO] [stdout] 59 | |             ));
[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] 56 |             panic!(
[INFO] [stdout] 57 |                 "Baseline '{base}' must exist before comparison is allowed; try --save-baseline {base}",
[INFO] [stdout] 58 |                 base=criterion.baseline_directory,
[INFO] [stdout] 59 |             );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.18s
[INFO] running `Command { std: "docker" "inspect" "484721f473ec75d0dddb95cbf0db095043f39dba915fdfcfc0f2154d82730d4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "484721f473ec75d0dddb95cbf0db095043f39dba915fdfcfc0f2154d82730d4f", kill_on_drop: false }`
[INFO] [stdout] 484721f473ec75d0dddb95cbf0db095043f39dba915fdfcfc0f2154d82730d4f