[INFO] fetching crate boo-hoo 0.2.0...
[INFO] checking boo-hoo-0.2.0 against master#43d9f3859e0204e764161ee085a360274b5f3e9a for pr-97346
[INFO] extracting crate boo-hoo 0.2.0 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate boo-hoo 0.2.0 on toolchain 43d9f3859e0204e764161ee085a360274b5f3e9a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate boo-hoo 0.2.0
[INFO] finished tweaking crates.io crate boo-hoo 0.2.0
[INFO] tweaked toml for crates.io crate boo-hoo 0.2.0 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "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" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bincode_derive v2.0.0-rc.1
[INFO] [stderr]   Downloaded bincode v2.0.0-rc.1
[INFO] [stderr]   Downloaded virtue v0.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7d1f8702b38b64746458c354586c6a431c733853344500081c5ac607faab05c
[INFO] running `Command { std: "docker" "start" "-a" "b7d1f8702b38b64746458c354586c6a431c733853344500081c5ac607faab05c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7d1f8702b38b64746458c354586c6a431c733853344500081c5ac607faab05c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7d1f8702b38b64746458c354586c6a431c733853344500081c5ac607faab05c", kill_on_drop: false }`
[INFO] [stdout] b7d1f8702b38b64746458c354586c6a431c733853344500081c5ac607faab05c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5beac7ffad6861f7478e4f1d70c4daf021dffa6ed28d0eeeb1e0dbcf11391ca
[INFO] running `Command { std: "docker" "start" "-a" "e5beac7ffad6861f7478e4f1d70c4daf021dffa6ed28d0eeeb1e0dbcf11391ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling virtue v0.0.7
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling bincode_derive v2.0.0-rc.1
[INFO] [stderr]    Compiling blake3 v1.3.1
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking bincode v2.0.0-rc.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking proptest v1.0.0
[INFO] [stderr]     Checking boo-hoo v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bincode::encode_into_slice`
[INFO] [stdout]   --> src/proof.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use bincode::encode_into_slice;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bincode::encode_into_slice`
[INFO] [stdout]   --> src/proof.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use bincode::encode_into_slice;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` 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 6.25s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "e5beac7ffad6861f7478e4f1d70c4daf021dffa6ed28d0eeeb1e0dbcf11391ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5beac7ffad6861f7478e4f1d70c4daf021dffa6ed28d0eeeb1e0dbcf11391ca", kill_on_drop: false }`
[INFO] [stdout] e5beac7ffad6861f7478e4f1d70c4daf021dffa6ed28d0eeeb1e0dbcf11391ca