[INFO] fetching crate parentree 0.0.1...
[INFO] checking parentree-0.0.1 against master#fe55364329579d361b1ab565728bc033a7dba07e for pr-146013
[INFO] extracting crate parentree 0.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate parentree 0.0.1
[INFO] finished tweaking crates.io crate parentree 0.0.1
[INFO] tweaked toml for crates.io crate parentree 0.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate parentree 0.0.1 on toolchain fe55364329579d361b1ab565728bc033a7dba07e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe55364329579d361b1ab565728bc033a7dba07e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe55364329579d361b1ab565728bc033a7dba07e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe55364329579d361b1ab565728bc033a7dba07e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fe55364329579d361b1ab565728bc033a7dba07e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6b904ce7a23603f851d2658ae655510d3884670111cb5bc880fdcc93a672348
[INFO] running `Command { std: "docker" "start" "-a" "d6b904ce7a23603f851d2658ae655510d3884670111cb5bc880fdcc93a672348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6b904ce7a23603f851d2658ae655510d3884670111cb5bc880fdcc93a672348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6b904ce7a23603f851d2658ae655510d3884670111cb5bc880fdcc93a672348", kill_on_drop: false }`
[INFO] [stdout] d6b904ce7a23603f851d2658ae655510d3884670111cb5bc880fdcc93a672348
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fe55364329579d361b1ab565728bc033a7dba07e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] feff176a9ba064399ac239f5b8dbfc9fa8b12625cce83793fa269faabfe3c061
[INFO] running `Command { std: "docker" "start" "-a" "feff176a9ba064399ac239f5b8dbfc9fa8b12625cce83793fa269faabfe3c061", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/serde-b5c70767d93f2b2e.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No such file or directory (os error 2)
[INFO] running `Command { std: "docker" "inspect" "feff176a9ba064399ac239f5b8dbfc9fa8b12625cce83793fa269faabfe3c061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feff176a9ba064399ac239f5b8dbfc9fa8b12625cce83793fa269faabfe3c061", kill_on_drop: false }`
[INFO] [stdout] feff176a9ba064399ac239f5b8dbfc9fa8b12625cce83793fa269faabfe3c061