[INFO] fetching crate gemla 0.1.2...
[INFO] checking gemla-0.1.2 against master#2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36 for pr-95819
[INFO] extracting crate gemla 0.1.2 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate gemla 0.1.2 on toolchain 2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gemla 0.1.2
[INFO] finished tweaking crates.io crate gemla 0.1.2
[INFO] tweaked toml for crates.io crate gemla 0.1.2 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] crate crates.io crate gemla 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36" "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_json v1.0.66
[INFO] [stderr]   Downloaded file_linked v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:fd6e315fe1d87bcb2c452ec5cc96a17426cdc68c8a579d2e15b282cf6465d787" "/opt/rustwide/cargo-home/bin/cargo" "+2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de71ae2cfeb219a79e92bfdb490e7866b1f04b78bb5c646e72be99397769af80
[INFO] running `Command { std: "docker" "start" "-a" "de71ae2cfeb219a79e92bfdb490e7866b1f04b78bb5c646e72be99397769af80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de71ae2cfeb219a79e92bfdb490e7866b1f04b78bb5c646e72be99397769af80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de71ae2cfeb219a79e92bfdb490e7866b1f04b78bb5c646e72be99397769af80", kill_on_drop: false }`
[INFO] [stdout] de71ae2cfeb219a79e92bfdb490e7866b1f04b78bb5c646e72be99397769af80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:fd6e315fe1d87bcb2c452ec5cc96a17426cdc68c8a579d2e15b282cf6465d787" "/opt/rustwide/cargo-home/bin/cargo" "+2d5a21f63c98f8a1d5f3c3af93bcb0a8af19af36" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7307d7346a50b142ccb0526336d247749282ce335e373fa07aadf8457944246a
[INFO] running `Command { std: "docker" "start" "-a" "7307d7346a50b142ccb0526336d247749282ce335e373fa07aadf8457944246a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking file_linked v0.1.2
[INFO] [stderr]     Checking gemla v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.23s
[INFO] running `Command { std: "docker" "inspect" "7307d7346a50b142ccb0526336d247749282ce335e373fa07aadf8457944246a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7307d7346a50b142ccb0526336d247749282ce335e373fa07aadf8457944246a", kill_on_drop: false }`
[INFO] [stdout] 7307d7346a50b142ccb0526336d247749282ce335e373fa07aadf8457944246a