[INFO] fetching crate pngtools 1.1.0...
[INFO] checking pngtools-1.1.0 against master#e0e204f3e97ad5f79524b9c259dc38df606ed82c for pr-149218-1
[INFO] extracting crate pngtools 1.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate pngtools 1.1.0
[INFO] finished tweaking crates.io crate pngtools 1.1.0
[INFO] tweaked toml for crates.io crate pngtools 1.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pngtools 1.1.0 on toolchain e0e204f3e97ad5f79524b9c259dc38df606ed82c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e0e204f3e97ad5f79524b9c259dc38df606ed82c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pngtools 1.1.0 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" "+e0e204f3e97ad5f79524b9c259dc38df606ed82c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unindent v0.2.4
[INFO] [stderr]   Downloaded pyo3-macros v0.27.2
[INFO] [stderr]   Downloaded pyo3-build-config v0.27.2
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.27.2
[INFO] [stderr]   Downloaded indoc v2.0.7
[INFO] [stderr]   Downloaded rustversion v1.0.22
[INFO] [stderr]   Downloaded target-lexicon v0.13.3
[INFO] [stderr]   Downloaded autocfg v1.5.0
[INFO] [stderr]   Downloaded memoffset v0.9.1
[INFO] [stderr]   Downloaded pyo3-ffi v0.27.2
[INFO] [stderr]   Downloaded portable-atomic v1.11.1
[INFO] [stderr]   Downloaded libc v0.2.177
[INFO] [stderr]   Downloaded pyo3 v0.27.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+e0e204f3e97ad5f79524b9c259dc38df606ed82c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 997641ce3d214b5ccc28cfee200bee54451fc43d1a206e0c8a2bc4cdec1ba66e
[INFO] running `Command { std: "docker" "start" "-a" "997641ce3d214b5ccc28cfee200bee54451fc43d1a206e0c8a2bc4cdec1ba66e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "997641ce3d214b5ccc28cfee200bee54451fc43d1a206e0c8a2bc4cdec1ba66e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "997641ce3d214b5ccc28cfee200bee54451fc43d1a206e0c8a2bc4cdec1ba66e", kill_on_drop: false }`
[INFO] [stdout] 997641ce3d214b5ccc28cfee200bee54451fc43d1a206e0c8a2bc4cdec1ba66e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+e0e204f3e97ad5f79524b9c259dc38df606ed82c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 513900cf66d7766f8614ef9c4d1cd20a4b73c78e1342a96b424daef58946e4bf
[INFO] running `Command { std: "docker" "start" "-a" "513900cf66d7766f8614ef9c4d1cd20a4b73c78e1342a96b424daef58946e4bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling pyo3-build-config v0.27.2
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling pyo3-ffi v0.27.2
[INFO] [stderr]    Compiling pyo3-macros-backend v0.27.2
[INFO] [stderr]    Compiling pyo3 v0.27.2
[INFO] [stderr]    Compiling pyo3-macros v0.27.2
[INFO] [stderr]     Checking pngtools v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.07s
[INFO] running `Command { std: "docker" "inspect" "513900cf66d7766f8614ef9c4d1cd20a4b73c78e1342a96b424daef58946e4bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "513900cf66d7766f8614ef9c4d1cd20a4b73c78e1342a96b424daef58946e4bf", kill_on_drop: false }`
[INFO] [stdout] 513900cf66d7766f8614ef9c4d1cd20a4b73c78e1342a96b424daef58946e4bf