[INFO] fetching crate keybob 0.4.0...
[INFO] building keybob-0.4.0 against try#f41a2ab7b0d9462073425dd6c04abbeb4805cb77 for pr-97334-2
[INFO] extracting crate keybob 0.4.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate keybob 0.4.0 on toolchain f41a2ab7b0d9462073425dd6c04abbeb4805cb77
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f41a2ab7b0d9462073425dd6c04abbeb4805cb77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate keybob 0.4.0
[INFO] finished tweaking crates.io crate keybob 0.4.0
[INFO] tweaked toml for crates.io crate keybob 0.4.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+f41a2ab7b0d9462073425dd6c04abbeb4805cb77" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f41a2ab7b0d9462073425dd6c04abbeb4805cb77" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+f41a2ab7b0d9462073425dd6c04abbeb4805cb77" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58cee8a70e9d9a23f394e839367e35ee4da0ac0aa709e31f94ad3c218d754d1d
[INFO] running `Command { std: "docker" "start" "-a" "58cee8a70e9d9a23f394e839367e35ee4da0ac0aa709e31f94ad3c218d754d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58cee8a70e9d9a23f394e839367e35ee4da0ac0aa709e31f94ad3c218d754d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58cee8a70e9d9a23f394e839367e35ee4da0ac0aa709e31f94ad3c218d754d1d", kill_on_drop: false }`
[INFO] [stdout] 58cee8a70e9d9a23f394e839367e35ee4da0ac0aa709e31f94ad3c218d754d1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+f41a2ab7b0d9462073425dd6c04abbeb4805cb77" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e8732c8f4e5ef69e076418d8430158f7be3a3417c64baca46a839499e75424b
[INFO] running `Command { std: "docker" "start" "-a" "3e8732c8f4e5ef69e076418d8430158f7be3a3417c64baca46a839499e75424b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling hmac v0.8.1
[INFO] [stderr]    Compiling blake2 v0.9.2
[INFO] [stderr]    Compiling pbkdf2 v0.4.0
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling keybob v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/serial.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.19s
[INFO] running `Command { std: "docker" "inspect" "3e8732c8f4e5ef69e076418d8430158f7be3a3417c64baca46a839499e75424b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e8732c8f4e5ef69e076418d8430158f7be3a3417c64baca46a839499e75424b", kill_on_drop: false }`
[INFO] [stdout] 3e8732c8f4e5ef69e076418d8430158f7be3a3417c64baca46a839499e75424b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+f41a2ab7b0d9462073425dd6c04abbeb4805cb77" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66667f28a5d9c49b7d74237490f47ff4dbe326db18a75f8814264e4b39097ddb
[INFO] running `Command { std: "docker" "start" "-a" "66667f28a5d9c49b7d74237490f47ff4dbe326db18a75f8814264e4b39097ddb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "66667f28a5d9c49b7d74237490f47ff4dbe326db18a75f8814264e4b39097ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66667f28a5d9c49b7d74237490f47ff4dbe326db18a75f8814264e4b39097ddb", kill_on_drop: false }`
[INFO] [stdout] 66667f28a5d9c49b7d74237490f47ff4dbe326db18a75f8814264e4b39097ddb