[INFO] fetching crate guessing_game_mlw 0.1.1...
[INFO] testing guessing_game_mlw-0.1.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate guessing_game_mlw 0.1.1 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate guessing_game_mlw 0.1.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate guessing_game_mlw 0.1.1
[INFO] finished tweaking crates.io crate guessing_game_mlw 0.1.1
[INFO] tweaked toml for crates.io crate guessing_game_mlw 0.1.1 written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] crate crates.io crate guessing_game_mlw 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a31ac2fe90d2ec58cc3526fa5ad9d9eb09514942c2f970a63fcce25907deb706
[INFO] running `Command { std: "docker" "start" "-a" "a31ac2fe90d2ec58cc3526fa5ad9d9eb09514942c2f970a63fcce25907deb706", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a31ac2fe90d2ec58cc3526fa5ad9d9eb09514942c2f970a63fcce25907deb706", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a31ac2fe90d2ec58cc3526fa5ad9d9eb09514942c2f970a63fcce25907deb706", kill_on_drop: false }`
[INFO] [stdout] a31ac2fe90d2ec58cc3526fa5ad9d9eb09514942c2f970a63fcce25907deb706
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90baa83d7677f2e6e8b765252a9120bda90104c3a5fddc9138ea4ddc30696a83
[INFO] running `Command { std: "docker" "start" "-a" "90baa83d7677f2e6e8b765252a9120bda90104c3a5fddc9138ea4ddc30696a83", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling guessing_game_mlw v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.91s
[INFO] running `Command { std: "docker" "inspect" "90baa83d7677f2e6e8b765252a9120bda90104c3a5fddc9138ea4ddc30696a83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90baa83d7677f2e6e8b765252a9120bda90104c3a5fddc9138ea4ddc30696a83", kill_on_drop: false }`
[INFO] [stdout] 90baa83d7677f2e6e8b765252a9120bda90104c3a5fddc9138ea4ddc30696a83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ddb94ff135451ed46c43c355cf033cfdf54f56af0e2c18bf3748eb3971f7050
[INFO] running `Command { std: "docker" "start" "-a" "6ddb94ff135451ed46c43c355cf033cfdf54f56af0e2c18bf3748eb3971f7050", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling guessing_game_mlw v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "6ddb94ff135451ed46c43c355cf033cfdf54f56af0e2c18bf3748eb3971f7050", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ddb94ff135451ed46c43c355cf033cfdf54f56af0e2c18bf3748eb3971f7050", kill_on_drop: false }`
[INFO] [stdout] 6ddb94ff135451ed46c43c355cf033cfdf54f56af0e2c18bf3748eb3971f7050
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 31f3e241a9f9565a0e8edfb12a81f8981f8ce1f4183f4bc8c1eba7562fd31671
[INFO] running `Command { std: "docker" "start" "-a" "31f3e241a9f9565a0e8edfb12a81f8981f8ce1f4183f4bc8c1eba7562fd31671", 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_mlw-4db2a2a5661ae3dd)
[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" "31f3e241a9f9565a0e8edfb12a81f8981f8ce1f4183f4bc8c1eba7562fd31671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f3e241a9f9565a0e8edfb12a81f8981f8ce1f4183f4bc8c1eba7562fd31671", kill_on_drop: false }`
[INFO] [stdout] 31f3e241a9f9565a0e8edfb12a81f8981f8ce1f4183f4bc8c1eba7562fd31671