[INFO] fetching crate sandbox_guessing_game 0.1.3...
[INFO] testing sandbox_guessing_game-0.1.3 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate sandbox_guessing_game 0.1.3 into /workspace/builds/worker-35/source
[INFO] validating manifest of crates.io crate sandbox_guessing_game 0.1.3 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 sandbox_guessing_game 0.1.3
[INFO] finished tweaking crates.io crate sandbox_guessing_game 0.1.3
[INFO] tweaked toml for crates.io crate sandbox_guessing_game 0.1.3 written to /workspace/builds/worker-35/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f5c4fe11a63a06aa4f391bd1d2f68b37e3a4ba3b0efe1524762631d538adcc8
[INFO] running `Command { std: "docker" "start" "-a" "8f5c4fe11a63a06aa4f391bd1d2f68b37e3a4ba3b0efe1524762631d538adcc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f5c4fe11a63a06aa4f391bd1d2f68b37e3a4ba3b0efe1524762631d538adcc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f5c4fe11a63a06aa4f391bd1d2f68b37e3a4ba3b0efe1524762631d538adcc8", kill_on_drop: false }`
[INFO] [stdout] 8f5c4fe11a63a06aa4f391bd1d2f68b37e3a4ba3b0efe1524762631d538adcc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31a70ce6e947cc9f3fc9c9f8b3e9be259ef15414746c014996b64e72edad9aa0
[INFO] running `Command { std: "docker" "start" "-a" "31a70ce6e947cc9f3fc9c9f8b3e9be259ef15414746c014996b64e72edad9aa0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling sandbox_guessing_game v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.11s
[INFO] running `Command { std: "docker" "inspect" "31a70ce6e947cc9f3fc9c9f8b3e9be259ef15414746c014996b64e72edad9aa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31a70ce6e947cc9f3fc9c9f8b3e9be259ef15414746c014996b64e72edad9aa0", kill_on_drop: false }`
[INFO] [stdout] 31a70ce6e947cc9f3fc9c9f8b3e9be259ef15414746c014996b64e72edad9aa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0b20435991e63a7b9bdc4a55e9abfa4d0cc9b9a8340c4b29677e678414588a3
[INFO] running `Command { std: "docker" "start" "-a" "f0b20435991e63a7b9bdc4a55e9abfa4d0cc9b9a8340c4b29677e678414588a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling sandbox_guessing_game v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "f0b20435991e63a7b9bdc4a55e9abfa4d0cc9b9a8340c4b29677e678414588a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b20435991e63a7b9bdc4a55e9abfa4d0cc9b9a8340c4b29677e678414588a3", kill_on_drop: false }`
[INFO] [stdout] f0b20435991e63a7b9bdc4a55e9abfa4d0cc9b9a8340c4b29677e678414588a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3046e89da2f1fde336d2ef0b3b902936a86b592acfee7c1f15a1a7fa3db491d0
[INFO] running `Command { std: "docker" "start" "-a" "3046e89da2f1fde336d2ef0b3b902936a86b592acfee7c1f15a1a7fa3db491d0", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sandbox_guessing_game-028de05d46a86b74)
[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" "3046e89da2f1fde336d2ef0b3b902936a86b592acfee7c1f15a1a7fa3db491d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3046e89da2f1fde336d2ef0b3b902936a86b592acfee7c1f15a1a7fa3db491d0", kill_on_drop: false }`
[INFO] [stdout] 3046e89da2f1fde336d2ef0b3b902936a86b592acfee7c1f15a1a7fa3db491d0