[INFO] fetching crate petgraph-graphml 2.0.1...
[INFO] checking petgraph-graphml-2.0.1 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate petgraph-graphml 2.0.1 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate petgraph-graphml 2.0.1 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate petgraph-graphml 2.0.1
[INFO] finished tweaking crates.io crate petgraph-graphml 2.0.1
[INFO] tweaked toml for crates.io crate petgraph-graphml 2.0.1 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fixedbitset v0.2.0
[INFO] [stderr]   Downloaded petgraph v0.5.1
[INFO] [stderr]   Downloaded pulldown-cmark v0.4.1
[INFO] [stderr]   Downloaded version-sync v0.8.1
[INFO] [stderr]   Downloaded semver-parser v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b652c6b75d5577733ccb6b85d8a1b290ffa7fc34d4e80d71eeb5818c798cc02f
[INFO] running `Command { std: "docker" "start" "-a" "b652c6b75d5577733ccb6b85d8a1b290ffa7fc34d4e80d71eeb5818c798cc02f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b652c6b75d5577733ccb6b85d8a1b290ffa7fc34d4e80d71eeb5818c798cc02f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b652c6b75d5577733ccb6b85d8a1b290ffa7fc34d4e80d71eeb5818c798cc02f", kill_on_drop: false }`
[INFO] [stdout] b652c6b75d5577733ccb6b85d8a1b290ffa7fc34d4e80d71eeb5818c798cc02f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b86392c13e0ee08c392ec766fea81893dd2fe2a8d430864f01f5e1eaa782c3ce
[INFO] running `Command { std: "docker" "start" "-a" "b86392c13e0ee08c392ec766fea81893dd2fe2a8d430864f01f5e1eaa782c3ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling pulldown-cmark v0.4.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking bitflags v1.3.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking memchr v2.4.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking petgraph-graphml v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking version-sync v0.8.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.43s
[INFO] running `Command { std: "docker" "inspect" "b86392c13e0ee08c392ec766fea81893dd2fe2a8d430864f01f5e1eaa782c3ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b86392c13e0ee08c392ec766fea81893dd2fe2a8d430864f01f5e1eaa782c3ce", kill_on_drop: false }`
[INFO] [stdout] b86392c13e0ee08c392ec766fea81893dd2fe2a8d430864f01f5e1eaa782c3ce