[INFO] fetching crate kcat 0.1.6...
[INFO] checking kcat-0.1.6 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate kcat 0.1.6 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate kcat 0.1.6 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kcat 0.1.6
[INFO] finished tweaking crates.io crate kcat 0.1.6
[INFO] tweaked toml for crates.io crate kcat 0.1.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 89 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.24.1)
[INFO] [stderr]       Adding base64 v0.8.0 (latest: v0.22.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.16)
[INFO] [stderr]       Adding gimli v0.29.0 (latest: v0.31.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.4.0)
[INFO] [stderr]       Adding miniz_oxide v0.7.4 (latest: v0.8.0)
[INFO] [stderr]       Adding onig v3.2.2 (latest: v6.4.0)
[INFO] [stderr]       Adding onig_sys v68.2.1 (latest: v69.8.1)
[INFO] [stderr]       Adding plist v0.2.4 (latest: v1.7.0)
[INFO] [stderr]       Adding regex-syntax v0.4.2 (latest: v0.8.4)
[INFO] [stderr]       Adding safemem v0.2.0 (latest: v0.3.3)
[INFO] [stderr]       Adding strsim v0.8.0 (latest: v0.11.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] [stderr]       Adding syntect v2.1.0 (latest: v5.2.0)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.58.0)
[INFO] [stderr]       Adding xml-rs v0.7.0 (latest: v0.8.21)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plist v0.2.4
[INFO] [stderr]   Downloaded onig v3.2.2
[INFO] [stderr]   Downloaded base64 v0.8.0
[INFO] [stderr]   Downloaded regex-syntax v0.4.2
[INFO] [stderr]   Downloaded onig_sys v68.2.1
[INFO] [stderr]   Downloaded syntect v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d961f2207e3bec68c0cde2949395710d54b22159edd5a592a980766e6ae25af
[INFO] running `Command { std: "docker" "start" "-a" "6d961f2207e3bec68c0cde2949395710d54b22159edd5a592a980766e6ae25af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d961f2207e3bec68c0cde2949395710d54b22159edd5a592a980766e6ae25af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d961f2207e3bec68c0cde2949395710d54b22159edd5a592a980766e6ae25af", kill_on_drop: false }`
[INFO] [stdout] 6d961f2207e3bec68c0cde2949395710d54b22159edd5a592a980766e6ae25af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d17aaf4b4d691ab6176f5a0ab25ec885bdcdc36f66f5e1e61ca2694016c5f798
[INFO] running `Command { std: "docker" "start" "-a" "d17aaf4b4d691ab6176f5a0ab25ec885bdcdc36f66f5e1e61ca2694016c5f798", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking gimli v0.29.0
[INFO] [stderr]    Compiling onig_sys v68.2.1
[INFO] [stderr]    Compiling backtrace v0.3.73
[INFO] [stderr]    Compiling unicode-xid v0.2.5
[INFO] [stderr]    Compiling plist v0.2.4
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking object v0.36.4
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]     Checking flate2 v1.0.33
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex-syntax v0.4.2
[INFO] [stderr]     Checking base64 v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking addr2line v0.22.0
[INFO] [stderr]     Checking onig v3.2.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking syntect v2.1.0
[INFO] [stderr]     Checking kcat v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.79s
[INFO] running `Command { std: "docker" "inspect" "d17aaf4b4d691ab6176f5a0ab25ec885bdcdc36f66f5e1e61ca2694016c5f798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d17aaf4b4d691ab6176f5a0ab25ec885bdcdc36f66f5e1e61ca2694016c5f798", kill_on_drop: false }`
[INFO] [stdout] d17aaf4b4d691ab6176f5a0ab25ec885bdcdc36f66f5e1e61ca2694016c5f798
[INFO] checking kcat-0.1.6 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate kcat 0.1.6 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate kcat 0.1.6 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kcat 0.1.6
[INFO] finished tweaking crates.io crate kcat 0.1.6
[INFO] tweaked toml for crates.io crate kcat 0.1.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 89 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.24.1)
[INFO] [stderr]       Adding base64 v0.8.0 (latest: v0.22.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.16)
[INFO] [stderr]       Adding gimli v0.29.0 (latest: v0.31.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.4.0)
[INFO] [stderr]       Adding miniz_oxide v0.7.4 (latest: v0.8.0)
[INFO] [stderr]       Adding onig v3.2.2 (latest: v6.4.0)
[INFO] [stderr]       Adding onig_sys v68.2.1 (latest: v69.8.1)
[INFO] [stderr]       Adding plist v0.2.4 (latest: v1.7.0)
[INFO] [stderr]       Adding regex-syntax v0.4.2 (latest: v0.8.4)
[INFO] [stderr]       Adding safemem v0.2.0 (latest: v0.3.3)
[INFO] [stderr]       Adding strsim v0.8.0 (latest: v0.11.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] [stderr]       Adding syntect v2.1.0 (latest: v5.2.0)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.58.0)
[INFO] [stderr]       Adding xml-rs v0.7.0 (latest: v0.8.21)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0366c6ca8eb01335bdd64a5095baec88ad5bbc3c26a099ffb410ad0c40921405
[INFO] running `Command { std: "docker" "start" "-a" "0366c6ca8eb01335bdd64a5095baec88ad5bbc3c26a099ffb410ad0c40921405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0366c6ca8eb01335bdd64a5095baec88ad5bbc3c26a099ffb410ad0c40921405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0366c6ca8eb01335bdd64a5095baec88ad5bbc3c26a099ffb410ad0c40921405", kill_on_drop: false }`
[INFO] [stdout] 0366c6ca8eb01335bdd64a5095baec88ad5bbc3c26a099ffb410ad0c40921405
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d34ef31ea38535292efc3daa4f0cd8eb99a9c8b6aa74e3a06f30a998f6aba3c
[INFO] running `Command { std: "docker" "start" "-a" "7d34ef31ea38535292efc3daa4f0cd8eb99a9c8b6aa74e3a06f30a998f6aba3c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking gimli v0.29.0
[INFO] [stderr]    Compiling unicode-xid v0.2.5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling plist v0.2.4
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]    Compiling onig_sys v68.2.1
[INFO] [stderr]    Compiling backtrace v0.3.73
[INFO] [stderr]     Checking object v0.36.4
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.33
[INFO] [stderr]     Checking base64 v0.8.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking regex-syntax v0.4.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking addr2line v0.22.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking onig v3.2.2
[INFO] [stderr]     Checking syntect v2.1.0
[INFO] [stderr]     Checking kcat v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.30s
[INFO] running `Command { std: "docker" "inspect" "7d34ef31ea38535292efc3daa4f0cd8eb99a9c8b6aa74e3a06f30a998f6aba3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d34ef31ea38535292efc3daa4f0cd8eb99a9c8b6aa74e3a06f30a998f6aba3c", kill_on_drop: false }`
[INFO] [stdout] 7d34ef31ea38535292efc3daa4f0cd8eb99a9c8b6aa74e3a06f30a998f6aba3c