[INFO] cloning repository https://github.com/VentGrey/FizzBuzz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VentGrey/FizzBuzz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVentGrey%2FFizzBuzz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVentGrey%2FFizzBuzz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7bfbc284384e887e863295d08755dc86d9d7ae3
[INFO] testing VentGrey/FizzBuzz against master#0d13f6afeba4935499abe0c9a07426c94492c94e for pr-96025
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVentGrey%2FFizzBuzz" "/workspace/builds/worker-97/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-97/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/VentGrey/FizzBuzz on toolchain 0d13f6afeba4935499abe0c9a07426c94492c94e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/VentGrey/FizzBuzz
[INFO] finished tweaking git repo https://github.com/VentGrey/FizzBuzz
[INFO] tweaked toml for git repo https://github.com/VentGrey/FizzBuzz written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] crate git repo https://github.com/VentGrey/FizzBuzz already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "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-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb19129a76eea6c7599ef4c0efa21241927f93247ce7f8e65bbfece8554e9f49
[INFO] running `Command { std: "docker" "start" "-a" "cb19129a76eea6c7599ef4c0efa21241927f93247ce7f8e65bbfece8554e9f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb19129a76eea6c7599ef4c0efa21241927f93247ce7f8e65bbfece8554e9f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb19129a76eea6c7599ef4c0efa21241927f93247ce7f8e65bbfece8554e9f49", kill_on_drop: false }`
[INFO] [stdout] cb19129a76eea6c7599ef4c0efa21241927f93247ce7f8e65bbfece8554e9f49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42a816be7d5d3c4b6939bd9fce5dbd3916a0bcdd841d0a3cb71f1acc47ab7ed7
[INFO] running `Command { std: "docker" "start" "-a" "42a816be7d5d3c4b6939bd9fce5dbd3916a0bcdd841d0a3cb71f1acc47ab7ed7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling FizzBuzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `FizzBuzz` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `fizz_buzz`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `Command { std: "docker" "inspect" "42a816be7d5d3c4b6939bd9fce5dbd3916a0bcdd841d0a3cb71f1acc47ab7ed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a816be7d5d3c4b6939bd9fce5dbd3916a0bcdd841d0a3cb71f1acc47ab7ed7", kill_on_drop: false }`
[INFO] [stdout] 42a816be7d5d3c4b6939bd9fce5dbd3916a0bcdd841d0a3cb71f1acc47ab7ed7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a48d48506be868c38b3b60a185135d4a14c5a4942cab2201b8f2d61a81f47739
[INFO] running `Command { std: "docker" "start" "-a" "a48d48506be868c38b3b60a185135d4a14c5a4942cab2201b8f2d61a81f47739", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling FizzBuzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `FizzBuzz` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `fizz_buzz`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/FizzBuzz-28f0f371dc443415)
[INFO] running `Command { std: "docker" "inspect" "a48d48506be868c38b3b60a185135d4a14c5a4942cab2201b8f2d61a81f47739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a48d48506be868c38b3b60a185135d4a14c5a4942cab2201b8f2d61a81f47739", kill_on_drop: false }`
[INFO] [stdout] a48d48506be868c38b3b60a185135d4a14c5a4942cab2201b8f2d61a81f47739
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 74ed863d0d09c961472100bf004662b768860543a7f605eb0ec39d67adb38ce2
[INFO] running `Command { std: "docker" "start" "-a" "74ed863d0d09c961472100bf004662b768860543a7f605eb0ec39d67adb38ce2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: crate `FizzBuzz` should have a snake case name
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   = help: convert the identifier to snake case: `fizz_buzz`
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] warning: `FizzBuzz` (bin "FizzBuzz" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/FizzBuzz-28f0f371dc443415)
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "74ed863d0d09c961472100bf004662b768860543a7f605eb0ec39d67adb38ce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74ed863d0d09c961472100bf004662b768860543a7f605eb0ec39d67adb38ce2", kill_on_drop: false }`
[INFO] [stdout] 74ed863d0d09c961472100bf004662b768860543a7f605eb0ec39d67adb38ce2