[INFO] cloning repository https://github.com/samzhuwj/guessing-game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samzhuwj/guessing-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamzhuwj%2Fguessing-game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamzhuwj%2Fguessing-game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3aa7a1f332a4b52fb2496e3e5dab6af4345b5215
[INFO] testing samzhuwj/guessing-game against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamzhuwj%2Fguessing-game" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samzhuwj/guessing-game on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/samzhuwj/guessing-game
[INFO] finished tweaking git repo https://github.com/samzhuwj/guessing-game
[INFO] tweaked toml for git repo https://github.com/samzhuwj/guessing-game written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/samzhuwj/guessing-game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5204ca9024284d0bb06ccfc30034cf3ec27b00d18ebdedc238531ba71f3773f5
[INFO] running `Command { std: "docker" "start" "-a" "5204ca9024284d0bb06ccfc30034cf3ec27b00d18ebdedc238531ba71f3773f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5204ca9024284d0bb06ccfc30034cf3ec27b00d18ebdedc238531ba71f3773f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5204ca9024284d0bb06ccfc30034cf3ec27b00d18ebdedc238531ba71f3773f5", kill_on_drop: false }`
[INFO] [stdout] 5204ca9024284d0bb06ccfc30034cf3ec27b00d18ebdedc238531ba71f3773f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52e9c5bd2a6750a87dcff301a18d6e9e25ff1c577623d8c1066d696cd5dff751
[INFO] running `Command { std: "docker" "start" "-a" "52e9c5bd2a6750a87dcff301a18d6e9e25ff1c577623d8c1066d696cd5dff751", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.37
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling regex-syntax v0.6.7
[INFO] [stderr]    Compiling rand v0.7.0-pre.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling getrandom v0.1.3
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling structopt-derive v0.2.16
[INFO] [stderr]    Compiling structopt v0.2.16
[INFO] [stderr]    Compiling env_logger v0.6.1
[INFO] [stderr]    Compiling guessing_game_wasi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.05s
[INFO] running `Command { std: "docker" "inspect" "52e9c5bd2a6750a87dcff301a18d6e9e25ff1c577623d8c1066d696cd5dff751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52e9c5bd2a6750a87dcff301a18d6e9e25ff1c577623d8c1066d696cd5dff751", kill_on_drop: false }`
[INFO] [stdout] 52e9c5bd2a6750a87dcff301a18d6e9e25ff1c577623d8c1066d696cd5dff751
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c96980bc582318ac1033f45c27c417a85a12a957aaeb5e942f89bf9ebfd4462
[INFO] running `Command { std: "docker" "start" "-a" "4c96980bc582318ac1033f45c27c417a85a12a957aaeb5e942f89bf9ebfd4462", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game_wasi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "4c96980bc582318ac1033f45c27c417a85a12a957aaeb5e942f89bf9ebfd4462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c96980bc582318ac1033f45c27c417a85a12a957aaeb5e942f89bf9ebfd4462", kill_on_drop: false }`
[INFO] [stdout] 4c96980bc582318ac1033f45c27c417a85a12a957aaeb5e942f89bf9ebfd4462
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 435ca53f44930431c47a4e5c92f2be9ed0c94eaa3181b9b9ae4441cf0e533d56
[INFO] running `Command { std: "docker" "start" "-a" "435ca53f44930431c47a4e5c92f2be9ed0c94eaa3181b9b9ae4441cf0e533d56", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game_wasi-46c486aa40bee834)
[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" "435ca53f44930431c47a4e5c92f2be9ed0c94eaa3181b9b9ae4441cf0e533d56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "435ca53f44930431c47a4e5c92f2be9ed0c94eaa3181b9b9ae4441cf0e533d56", kill_on_drop: false }`
[INFO] [stdout] 435ca53f44930431c47a4e5c92f2be9ed0c94eaa3181b9b9ae4441cf0e533d56