[INFO] cloning repository https://github.com/ytitov/demo-serde-yml-panic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ytitov/demo-serde-yml-panic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fytitov%2Fdemo-serde-yml-panic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fytitov%2Fdemo-serde-yml-panic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c93b555619decb122b54066885ac3462f7d52375
[INFO] checking ytitov/demo-serde-yml-panic against master#2a023bf80a6fbd6a06d5460a34eb247b986286ed for pr-143764
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fytitov%2Fdemo-serde-yml-panic" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ytitov/demo-serde-yml-panic
[INFO] finished tweaking git repo https://github.com/ytitov/demo-serde-yml-panic
[INFO] tweaked toml for git repo https://github.com/ytitov/demo-serde-yml-panic written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ytitov/demo-serde-yml-panic on toolchain 2a023bf80a6fbd6a06d5460a34eb247b986286ed
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ytitov/demo-serde-yml-panic already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ba4886f33a0cebe406f7a2e160bd5f9b273a6fc95295ec2065207f4477de096
[INFO] running `Command { std: "docker" "start" "-a" "1ba4886f33a0cebe406f7a2e160bd5f9b273a6fc95295ec2065207f4477de096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ba4886f33a0cebe406f7a2e160bd5f9b273a6fc95295ec2065207f4477de096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ba4886f33a0cebe406f7a2e160bd5f9b273a6fc95295ec2065207f4477de096", kill_on_drop: false }`
[INFO] [stdout] 1ba4886f33a0cebe406f7a2e160bd5f9b273a6fc95295ec2065207f4477de096
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2c462ee9cfadf2e0b78ead529ec802c0b03731ca782b3544e83fa788badade4
[INFO] running `Command { std: "docker" "start" "-a" "f2c462ee9cfadf2e0b78ead529ec802c0b03731ca782b3544e83fa788badade4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling anyhow v1.0.91
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]     Checking hashbrown v0.15.0
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling serde_yml v0.0.12
[INFO] [stderr]     Checking libyml v0.0.5
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking indexmap v2.6.0
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]     Checking tokio v1.41.0
[INFO] [stderr]     Checking yamlbug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.43s
[INFO] running `Command { std: "docker" "inspect" "f2c462ee9cfadf2e0b78ead529ec802c0b03731ca782b3544e83fa788badade4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2c462ee9cfadf2e0b78ead529ec802c0b03731ca782b3544e83fa788badade4", kill_on_drop: false }`
[INFO] [stdout] f2c462ee9cfadf2e0b78ead529ec802c0b03731ca782b3544e83fa788badade4