[INFO] fetching crate serde-tc 0.2.2...
[INFO] checking serde-tc-0.2.2 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate serde-tc 0.2.2 into /workspace/builds/worker-41/source
[INFO] validating manifest of crates.io crate serde-tc 0.2.2 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 serde-tc 0.2.2
[INFO] finished tweaking crates.io crate serde-tc 0.2.2
[INFO] tweaked toml for crates.io crate serde-tc 0.2.2 written to /workspace/builds/worker-41/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde-tc-macro v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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] de45e9592501efe50ca5feb024f805f0ed185695d0e78cb2d2f43a8edf3cb32f
[INFO] running `Command { std: "docker" "start" "-a" "de45e9592501efe50ca5feb024f805f0ed185695d0e78cb2d2f43a8edf3cb32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de45e9592501efe50ca5feb024f805f0ed185695d0e78cb2d2f43a8edf3cb32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de45e9592501efe50ca5feb024f805f0ed185695d0e78cb2d2f43a8edf3cb32f", kill_on_drop: false }`
[INFO] [stdout] de45e9592501efe50ca5feb024f805f0ed185695d0e78cb2d2f43a8edf3cb32f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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] 36da9dcdb15e23379fa8f9289f9c04b7dc056d6ba5af7554cb464e6123503e2d
[INFO] running `Command { std: "docker" "start" "-a" "36da9dcdb15e23379fa8f9289f9c04b7dc056d6ba5af7554cb464e6123503e2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling tokio v1.10.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling serde-tc-macro v0.2.2
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking serde-tc v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.13s
[INFO] running `Command { std: "docker" "inspect" "36da9dcdb15e23379fa8f9289f9c04b7dc056d6ba5af7554cb464e6123503e2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36da9dcdb15e23379fa8f9289f9c04b7dc056d6ba5af7554cb464e6123503e2d", kill_on_drop: false }`
[INFO] [stdout] 36da9dcdb15e23379fa8f9289f9c04b7dc056d6ba5af7554cb464e6123503e2d