[INFO] cloning repository https://github.com/tarcieri/rustc-sigbus-147078
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tarcieri/rustc-sigbus-147078" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarcieri%2Frustc-sigbus-147078", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarcieri%2Frustc-sigbus-147078'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1feaa656ad8c2aefabbdba941eff4af5edf5a986
[INFO] checking tarcieri/rustc-sigbus-147078 against try#b10dae361a61486cfbdcd3aae3877ee17e00d192 for pr-153912
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarcieri%2Frustc-sigbus-147078" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tarcieri/rustc-sigbus-147078
[INFO] finished tweaking git repo https://github.com/tarcieri/rustc-sigbus-147078
[INFO] tweaked toml for git repo https://github.com/tarcieri/rustc-sigbus-147078 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tarcieri/rustc-sigbus-147078 on toolchain b10dae361a61486cfbdcd3aae3877ee17e00d192
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b10dae361a61486cfbdcd3aae3877ee17e00d192" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tarcieri/rustc-sigbus-147078 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b10dae361a61486cfbdcd3aae3877ee17e00d192" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b10dae361a61486cfbdcd3aae3877ee17e00d192" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4e06865cfd0b61ccf6655aeadefd6c3b22fb80e7d2e43e30700977994218d64
[INFO] running `Command { std: "docker" "start" "-a" "a4e06865cfd0b61ccf6655aeadefd6c3b22fb80e7d2e43e30700977994218d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4e06865cfd0b61ccf6655aeadefd6c3b22fb80e7d2e43e30700977994218d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4e06865cfd0b61ccf6655aeadefd6c3b22fb80e7d2e43e30700977994218d64", kill_on_drop: false }`
[INFO] [stdout] a4e06865cfd0b61ccf6655aeadefd6c3b22fb80e7d2e43e30700977994218d64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b10dae361a61486cfbdcd3aae3877ee17e00d192" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 788c95bf4c593138c8187e714ec9d3f383e257c4b7335605c66d5297556f3295
[INFO] running `Command { std: "docker" "start" "-a" "788c95bf4c593138c8187e714ec9d3f383e257c4b7335605c66d5297556f3295", kill_on_drop: false }`
[INFO] [stderr]     Checking p521wat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `fiat_p521_scalar_montgomery_domain_field_element` and `fiat_p521_scalar_non_montgomery_domain_field_element`
[INFO] [stdout]   --> src/lib.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |             fiat_p521_scalar_montgomery_domain_field_element,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 85 |             fiat_p521_scalar_non_montgomery_domain_field_element,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "788c95bf4c593138c8187e714ec9d3f383e257c4b7335605c66d5297556f3295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "788c95bf4c593138c8187e714ec9d3f383e257c4b7335605c66d5297556f3295", kill_on_drop: false }`
[INFO] [stdout] 788c95bf4c593138c8187e714ec9d3f383e257c4b7335605c66d5297556f3295