[INFO] fetching crate cargo-trim 0.7.0...
[INFO] checking cargo-trim-0.7.0 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate cargo-trim 0.7.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate cargo-trim 0.7.0 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-trim 0.7.0
[INFO] finished tweaking crates.io crate cargo-trim 0.7.0
[INFO] tweaked toml for crates.io crate cargo-trim 0.7.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate cargo-trim 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e8a08fc30c1b9bb7477c8118c4afa3fe994e42eb862bb4940e80666439c1152
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7e8a08fc30c1b9bb7477c8118c4afa3fe994e42eb862bb4940e80666439c1152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e8a08fc30c1b9bb7477c8118c4afa3fe994e42eb862bb4940e80666439c1152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e8a08fc30c1b9bb7477c8118c4afa3fe994e42eb862bb4940e80666439c1152", kill_on_drop: false }`
[INFO] [stdout] 7e8a08fc30c1b9bb7477c8118c4afa3fe994e42eb862bb4940e80666439c1152
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "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] f49e71f13dd08695ef3bf2e397728612714801d9e84a63920cbb62041b205dc0
[INFO] running `Command { std: "docker" "start" "-a" "f49e71f13dd08695ef3bf2e397728612714801d9e84a63920cbb62041b205dc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking semver-parser v0.10.0
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking cargo-trim v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/main.rs:959:28
[INFO] [stdout]     |
[INFO] [stdout] 959 |                     panic!(format!("Failed to generate Cargo.lock {}", e));
[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] 959 |                     panic!("Failed to generate Cargo.lock {}", e);
[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/main.rs:959:28
[INFO] [stdout]     |
[INFO] [stdout] 959 |                     panic!(format!("Failed to generate Cargo.lock {}", e));
[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] 959 |                     panic!("Failed to generate Cargo.lock {}", e);
[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 47.28s
[INFO] running `Command { std: "docker" "inspect" "f49e71f13dd08695ef3bf2e397728612714801d9e84a63920cbb62041b205dc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f49e71f13dd08695ef3bf2e397728612714801d9e84a63920cbb62041b205dc0", kill_on_drop: false }`
[INFO] [stdout] f49e71f13dd08695ef3bf2e397728612714801d9e84a63920cbb62041b205dc0