[INFO] fetching crate guessing_game_c4rls 0.1.0...
[INFO] testing guessing_game_c4rls-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate guessing_game_c4rls 0.1.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate guessing_game_c4rls 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate guessing_game_c4rls 0.1.0
[INFO] finished tweaking crates.io crate guessing_game_c4rls 0.1.0
[INFO] tweaked toml for crates.io crate guessing_game_c4rls 0.1.0 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate crates.io crate guessing_game_c4rls 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4a0730bcbac1cefee2475f763a025271a70c4aaefa4d02c9b052d8cd839e221
[INFO] running `Command { std: "docker" "start" "-a" "b4a0730bcbac1cefee2475f763a025271a70c4aaefa4d02c9b052d8cd839e221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4a0730bcbac1cefee2475f763a025271a70c4aaefa4d02c9b052d8cd839e221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4a0730bcbac1cefee2475f763a025271a70c4aaefa4d02c9b052d8cd839e221", kill_on_drop: false }`
[INFO] [stdout] b4a0730bcbac1cefee2475f763a025271a70c4aaefa4d02c9b052d8cd839e221
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6521029dc85c12206622227cdecd9984e56231a013a2f223cb6365f5517d5fcf
[INFO] running `Command { std: "docker" "start" "-a" "6521029dc85c12206622227cdecd9984e56231a013a2f223cb6365f5517d5fcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling guessing_game_c4rls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.55s
[INFO] running `Command { std: "docker" "inspect" "6521029dc85c12206622227cdecd9984e56231a013a2f223cb6365f5517d5fcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6521029dc85c12206622227cdecd9984e56231a013a2f223cb6365f5517d5fcf", kill_on_drop: false }`
[INFO] [stdout] 6521029dc85c12206622227cdecd9984e56231a013a2f223cb6365f5517d5fcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9875bd13e270008aa6aaf15220696a14f6e53c08362cc02b7d0c02a9c9e88d38
[INFO] running `Command { std: "docker" "start" "-a" "9875bd13e270008aa6aaf15220696a14f6e53c08362cc02b7d0c02a9c9e88d38", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling guessing_game_c4rls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "9875bd13e270008aa6aaf15220696a14f6e53c08362cc02b7d0c02a9c9e88d38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9875bd13e270008aa6aaf15220696a14f6e53c08362cc02b7d0c02a9c9e88d38", kill_on_drop: false }`
[INFO] [stdout] 9875bd13e270008aa6aaf15220696a14f6e53c08362cc02b7d0c02a9c9e88d38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b73700142afe28c795c9a6a5b3399153cd15e5fb8b1eb7ad6f4a8efb866fdc85
[INFO] running `Command { std: "docker" "start" "-a" "b73700142afe28c795c9a6a5b3399153cd15e5fb8b1eb7ad6f4a8efb866fdc85", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game_c4rls-bd185ebfac340fd1)
[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" "b73700142afe28c795c9a6a5b3399153cd15e5fb8b1eb7ad6f4a8efb866fdc85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b73700142afe28c795c9a6a5b3399153cd15e5fb8b1eb7ad6f4a8efb866fdc85", kill_on_drop: false }`
[INFO] [stdout] b73700142afe28c795c9a6a5b3399153cd15e5fb8b1eb7ad6f4a8efb866fdc85