[INFO] fetching crate pomelo 0.1.5...
[INFO] checking pomelo-0.1.5 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate pomelo 0.1.5 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate pomelo 0.1.5 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pomelo 0.1.5
[INFO] finished tweaking crates.io crate pomelo 0.1.5
[INFO] tweaked toml for crates.io crate pomelo 0.1.5 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate crates.io crate pomelo 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a656b3ed84a73d468ad333234d9c628a3124c5092aa5ff4b5d7a3aece98ae889
[INFO] running `Command { std: "docker" "start" "-a" "a656b3ed84a73d468ad333234d9c628a3124c5092aa5ff4b5d7a3aece98ae889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a656b3ed84a73d468ad333234d9c628a3124c5092aa5ff4b5d7a3aece98ae889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a656b3ed84a73d468ad333234d9c628a3124c5092aa5ff4b5d7a3aece98ae889", kill_on_drop: false }`
[INFO] [stdout] a656b3ed84a73d468ad333234d9c628a3124c5092aa5ff4b5d7a3aece98ae889
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dda74f99a4323c96ae3c26e2acca56bbef42e047ee389d95c21f3a7fd04376a
[INFO] running `Command { std: "docker" "start" "-a" "4dda74f99a4323c96ae3c26e2acca56bbef42e047ee389d95c21f3a7fd04376a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling compiletest_rs v0.4.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking tester v0.7.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]    Compiling pomelo-impl v0.1.5
[INFO] [stderr]     Checking logos v0.11.4
[INFO] [stderr]     Checking pomelo v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rustfix v0.5.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.73s
[INFO] running `Command { std: "docker" "inspect" "4dda74f99a4323c96ae3c26e2acca56bbef42e047ee389d95c21f3a7fd04376a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dda74f99a4323c96ae3c26e2acca56bbef42e047ee389d95c21f3a7fd04376a", kill_on_drop: false }`
[INFO] [stdout] 4dda74f99a4323c96ae3c26e2acca56bbef42e047ee389d95c21f3a7fd04376a