[INFO] fetching crate tool-tool 0.1.0...
[INFO] checking tool-tool-0.1.0 against try#b0d0ea232bdae12fa8da8491a91ae1db029990ef for pr-84037
[INFO] extracting crate tool-tool 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate tool-tool 0.1.0 on toolchain b0d0ea232bdae12fa8da8491a91ae1db029990ef
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tool-tool 0.1.0
[INFO] finished tweaking crates.io crate tool-tool 0.1.0
[INFO] tweaked toml for crates.io crate tool-tool 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate tool-tool 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded filetime v0.2.10
[INFO] [stderr]   Downloaded proc-macro2 v1.0.17
[INFO] [stderr]   Downloaded adler32 v1.0.4
[INFO] [stderr]   Downloaded podio v0.1.7
[INFO] [stderr]   Downloaded zip v0.5.5
[INFO] [stderr]   Downloaded yaml-rust v0.4.3
[INFO] [stderr]   Downloaded openssl-sys v0.9.57
[INFO] [stderr]   Downloaded quote v1.0.6
[INFO] [stderr]   Downloaded http_req v0.6.1
[INFO] [stderr]   Downloaded serde_derive v1.0.111
[INFO] [stderr]   Downloaded serde v1.0.111
[INFO] [stderr]   Downloaded tar v0.4.28
[INFO] [stderr]   Downloaded syn v1.0.29
[INFO] [stderr]   Downloaded serde_yaml v0.8.12
[INFO] [stderr]   Downloaded miniz_oxide v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 986ce3fe9798e4bb3febd68655d39bb5ae62f5a27c02f82960b9581ae628519d
[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" "986ce3fe9798e4bb3febd68655d39bb5ae62f5a27c02f82960b9581ae628519d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "986ce3fe9798e4bb3febd68655d39bb5ae62f5a27c02f82960b9581ae628519d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "986ce3fe9798e4bb3febd68655d39bb5ae62f5a27c02f82960b9581ae628519d", kill_on_drop: false }`
[INFO] [stdout] 986ce3fe9798e4bb3febd68655d39bb5ae62f5a27c02f82960b9581ae628519d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "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] 505a383a57b336a7925c02c35997fc52960b257fb297bbc1aeb21edd1bb2e9bc
[INFO] running `Command { std: "docker" "start" "-a" "505a383a57b336a7925c02c35997fc52960b257fb297bbc1aeb21edd1bb2e9bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.29
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking podio v0.1.7
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]    Compiling openssl-sys v0.9.57
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]     Checking anyhow v1.0.31
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking filetime v0.2.10
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking tar v0.4.28
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking zip v0.5.5
[INFO] [stderr]     Checking atomicwrites v0.2.5
[INFO] [stderr]     Checking http_req v0.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking serde_yaml v0.8.12
[INFO] [stderr]     Checking tool-tool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.56s
[INFO] running `Command { std: "docker" "inspect" "505a383a57b336a7925c02c35997fc52960b257fb297bbc1aeb21edd1bb2e9bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "505a383a57b336a7925c02c35997fc52960b257fb297bbc1aeb21edd1bb2e9bc", kill_on_drop: false }`
[INFO] [stdout] 505a383a57b336a7925c02c35997fc52960b257fb297bbc1aeb21edd1bb2e9bc