[INFO] fetching crate nias 0.7.0...
[INFO] checking nias-0.7.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate nias 0.7.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate nias 0.7.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nias 0.7.0
[INFO] finished tweaking crates.io crate nias 0.7.0
[INFO] tweaked toml for crates.io crate nias 0.7.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1a2666b4bd831a8de244b36aeaf993e315727a463584c64cc805c7f5d8ce045
[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" "d1a2666b4bd831a8de244b36aeaf993e315727a463584c64cc805c7f5d8ce045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1a2666b4bd831a8de244b36aeaf993e315727a463584c64cc805c7f5d8ce045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1a2666b4bd831a8de244b36aeaf993e315727a463584c64cc805c7f5d8ce045", kill_on_drop: false }`
[INFO] [stdout] d1a2666b4bd831a8de244b36aeaf993e315727a463584c64cc805c7f5d8ce045
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] 00a7921885a5f89acb5af54bce39cbde0b676a6028bea9878784c6cb602a07c5
[INFO] running `Command { std: "docker" "start" "-a" "00a7921885a5f89acb5af54bce39cbde0b676a6028bea9878784c6cb602a07c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling fsio v0.1.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling nias v0.5.0
[INFO] [stderr]     Checking nias v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]    Compiling envmnt v0.8.4
[INFO] [stderr]     Checking ci_info v0.10.2
[INFO] [stderr]    Compiling rusty-hook v0.11.2
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/command_test.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/file_io_test.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/file_io_test.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/file_io_test.rs:39:10
[INFO] [stdout]    |
[INFO] [stdout] 39 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/file_io_test.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/log_test.rs:46:10
[INFO] [stdout]    |
[INFO] [stdout] 46 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.16s
[INFO] running `Command { std: "docker" "inspect" "00a7921885a5f89acb5af54bce39cbde0b676a6028bea9878784c6cb602a07c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00a7921885a5f89acb5af54bce39cbde0b676a6028bea9878784c6cb602a07c5", kill_on_drop: false }`
[INFO] [stdout] 00a7921885a5f89acb5af54bce39cbde0b676a6028bea9878784c6cb602a07c5