[INFO] cloning repository https://github.com/lingege32/bulls_and_cows
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lingege32/bulls_and_cows" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flingege32%2Fbulls_and_cows", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flingege32%2Fbulls_and_cows'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e001b87a3e20fc5e00b7004b78670f92514c069
[INFO] testing lingege32/bulls_and_cows against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flingege32%2Fbulls_and_cows" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lingege32/bulls_and_cows on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lingege32/bulls_and_cows
[INFO] finished tweaking git repo https://github.com/lingege32/bulls_and_cows
[INFO] tweaked toml for git repo https://github.com/lingege32/bulls_and_cows written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/lingege32/bulls_and_cows already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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 rdrand v0.4.0
[INFO] [stderr]   Downloaded fuchsia-cprng v0.1.1
[INFO] [stderr]   Downloaded rand_core v0.3.1
[INFO] [stderr]   Downloaded rand_core v0.4.2
[INFO] [stderr]   Downloaded rand v0.4.6
[INFO] [stderr]   Downloaded libc v0.2.68
[INFO] [stderr]   Downloaded rand v0.3.23
[INFO] [stderr]   Downloaded winapi v0.3.8
[INFO] [stderr]   Downloaded winapi-x86_64-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded winapi-i686-pc-windows-gnu v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15e113d5a1da4d4a45d8228c825855511e98a1667c18f4d70383a5034293407e
[INFO] running `Command { std: "docker" "start" "-a" "15e113d5a1da4d4a45d8228c825855511e98a1667c18f4d70383a5034293407e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15e113d5a1da4d4a45d8228c825855511e98a1667c18f4d70383a5034293407e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15e113d5a1da4d4a45d8228c825855511e98a1667c18f4d70383a5034293407e", kill_on_drop: false }`
[INFO] [stdout] 15e113d5a1da4d4a45d8228c825855511e98a1667c18f4d70383a5034293407e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d35cabf9cc811ec79f14e61292128986461550549cb1c8cb5d8cbb417be2cd5f
[INFO] running `Command { std: "docker" "start" "-a" "d35cabf9cc811ec79f14e61292128986461550549cb1c8cb5d8cbb417be2cd5f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling bulls_and_cows v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.85s
[INFO] running `Command { std: "docker" "inspect" "d35cabf9cc811ec79f14e61292128986461550549cb1c8cb5d8cbb417be2cd5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d35cabf9cc811ec79f14e61292128986461550549cb1c8cb5d8cbb417be2cd5f", kill_on_drop: false }`
[INFO] [stdout] d35cabf9cc811ec79f14e61292128986461550549cb1c8cb5d8cbb417be2cd5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a20b7c55be3e6613359f6e3ff4a81bcc085c7e16555712788c3a913fda875901
[INFO] running `Command { std: "docker" "start" "-a" "a20b7c55be3e6613359f6e3ff4a81bcc085c7e16555712788c3a913fda875901", kill_on_drop: false }`
[INFO] [stderr]    Compiling bulls_and_cows v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "a20b7c55be3e6613359f6e3ff4a81bcc085c7e16555712788c3a913fda875901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a20b7c55be3e6613359f6e3ff4a81bcc085c7e16555712788c3a913fda875901", kill_on_drop: false }`
[INFO] [stdout] a20b7c55be3e6613359f6e3ff4a81bcc085c7e16555712788c3a913fda875901
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b64c0e013d7e1d225e3ee79bf6c0eba2ddaae591e45b09ada7b09ec1a74678c3
[INFO] running `Command { std: "docker" "start" "-a" "b64c0e013d7e1d225e3ee79bf6c0eba2ddaae591e45b09ada7b09ec1a74678c3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bulls_and_cows-51cb0ff495573f7a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b64c0e013d7e1d225e3ee79bf6c0eba2ddaae591e45b09ada7b09ec1a74678c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b64c0e013d7e1d225e3ee79bf6c0eba2ddaae591e45b09ada7b09ec1a74678c3", kill_on_drop: false }`
[INFO] [stdout] b64c0e013d7e1d225e3ee79bf6c0eba2ddaae591e45b09ada7b09ec1a74678c3