[INFO] cloning repository https://github.com/jcreedcmu/rustpert
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jcreedcmu/rustpert" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcreedcmu%2Frustpert", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcreedcmu%2Frustpert'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4702b99e3f7fa3e2baebae7cb7279d9ceedee773
[INFO] checking jcreedcmu/rustpert against master#e22dab387f6b4f6a87dfc54ac2f6013dddb41e68 for pr-136776-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcreedcmu%2Frustpert" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jcreedcmu/rustpert
[INFO] finished tweaking git repo https://github.com/jcreedcmu/rustpert
[INFO] tweaked toml for git repo https://github.com/jcreedcmu/rustpert written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jcreedcmu/rustpert on toolchain e22dab387f6b4f6a87dfc54ac2f6013dddb41e68
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jcreedcmu/rustpert 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" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.95
[INFO] [stderr]   Downloaded quote v1.0.40
[INFO] [stderr]   Downloaded autocfg v1.5.0
[INFO] [stderr]   Downloaded unicode-ident v1.0.18
[INFO] [stderr]   Downloaded az v1.2.1
[INFO] [stderr]   Downloaded serde v1.0.219
[INFO] [stderr]   Downloaded serde_derive v1.0.219
[INFO] [stderr]   Downloaded memchr v2.7.5
[INFO] [stderr]   Downloaded libm v0.2.15
[INFO] [stderr]   Downloaded serde_json v1.0.140
[INFO] [stderr]   Downloaded syn v2.0.104
[INFO] [stderr]   Downloaded rug v1.27.0
[INFO] [stderr]   Downloaded libc v0.2.174
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.6.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 214ee1350279d18cf4775bb99d0e154a68d583cf4013c3e4bc8f9a6cb840ea7f
[INFO] running `Command { std: "docker" "start" "-a" "214ee1350279d18cf4775bb99d0e154a68d583cf4013c3e4bc8f9a6cb840ea7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "214ee1350279d18cf4775bb99d0e154a68d583cf4013c3e4bc8f9a6cb840ea7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "214ee1350279d18cf4775bb99d0e154a68d583cf4013c3e4bc8f9a6cb840ea7f", kill_on_drop: false }`
[INFO] [stdout] 214ee1350279d18cf4775bb99d0e154a68d583cf4013c3e4bc8f9a6cb840ea7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c237dca9883b6687dacb16934d8f4d6ae54460a4e9a1f92b8604b774692399a
[INFO] running `Command { std: "docker" "start" "-a" "9c237dca9883b6687dacb16934d8f4d6ae54460a4e9a1f92b8604b774692399a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.5
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.27.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling serde_derive v1.0.219
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "9c237dca9883b6687dacb16934d8f4d6ae54460a4e9a1f92b8604b774692399a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c237dca9883b6687dacb16934d8f4d6ae54460a4e9a1f92b8604b774692399a", kill_on_drop: false }`
[INFO] [stdout] 9c237dca9883b6687dacb16934d8f4d6ae54460a4e9a1f92b8604b774692399a