[INFO] cloning repository https://github.com/kunio-tsuruoka/rust-rock-paper-scissors
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kunio-tsuruoka/rust-rock-paper-scissors" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkunio-tsuruoka%2Frust-rock-paper-scissors", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkunio-tsuruoka%2Frust-rock-paper-scissors'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 407b59c7705573649bd6ff1d0127f4d4f2579732
[INFO] testing kunio-tsuruoka/rust-rock-paper-scissors against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkunio-tsuruoka%2Frust-rock-paper-scissors" "/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/kunio-tsuruoka/rust-rock-paper-scissors on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kunio-tsuruoka/rust-rock-paper-scissors
[INFO] finished tweaking git repo https://github.com/kunio-tsuruoka/rust-rock-paper-scissors
[INFO] tweaked toml for git repo https://github.com/kunio-tsuruoka/rust-rock-paper-scissors written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/kunio-tsuruoka/rust-rock-paper-scissors already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86a7402fdee05a97999276be63c1272442f66e039e5c3e31279f3c03cb12ee4e
[INFO] running `Command { std: "docker" "start" "-a" "86a7402fdee05a97999276be63c1272442f66e039e5c3e31279f3c03cb12ee4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86a7402fdee05a97999276be63c1272442f66e039e5c3e31279f3c03cb12ee4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86a7402fdee05a97999276be63c1272442f66e039e5c3e31279f3c03cb12ee4e", kill_on_drop: false }`
[INFO] [stdout] 86a7402fdee05a97999276be63c1272442f66e039e5c3e31279f3c03cb12ee4e
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5808f3a89c2396199ca54032b81d89e31144e6958230dea774213d7d67071d30
[INFO] running `Command { std: "docker" "start" "-a" "5808f3a89c2396199ca54032b81d89e31144e6958230dea774213d7d67071d30", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rock-paper-scissors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]   --> src/main.rs:33:49
[INFO] [stdout]    |
[INFO] [stdout] 33 |         _       => panic!("failed to read line: {}")
[INFO] [stdout]    |                                                 ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]    |
[INFO] [stdout] 33 |         _       => panic!("failed to read line: {}", ...)
[INFO] [stdout]    |                                                    +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 33 |         _       => panic!("{}", "failed to read line: {}")
[INFO] [stdout]    |                           +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.00s
[INFO] running `Command { std: "docker" "inspect" "5808f3a89c2396199ca54032b81d89e31144e6958230dea774213d7d67071d30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5808f3a89c2396199ca54032b81d89e31144e6958230dea774213d7d67071d30", kill_on_drop: false }`
[INFO] [stdout] 5808f3a89c2396199ca54032b81d89e31144e6958230dea774213d7d67071d30
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62e014e43ea98376e3923dedbbbbd1bb729fcea3f314f7e34689e847b6021826
[INFO] running `Command { std: "docker" "start" "-a" "62e014e43ea98376e3923dedbbbbd1bb729fcea3f314f7e34689e847b6021826", kill_on_drop: false }`
[INFO] [stderr]    Compiling rock-paper-scissors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]   --> src/main.rs:33:49
[INFO] [stdout]    |
[INFO] [stdout] 33 |         _       => panic!("failed to read line: {}")
[INFO] [stdout]    |                                                 ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]    |
[INFO] [stdout] 33 |         _       => panic!("failed to read line: {}", ...)
[INFO] [stdout]    |                                                    +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 33 |         _       => panic!("{}", "failed to read line: {}")
[INFO] [stdout]    |                           +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "62e014e43ea98376e3923dedbbbbd1bb729fcea3f314f7e34689e847b6021826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62e014e43ea98376e3923dedbbbbd1bb729fcea3f314f7e34689e847b6021826", kill_on_drop: false }`
[INFO] [stdout] 62e014e43ea98376e3923dedbbbbd1bb729fcea3f314f7e34689e847b6021826
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c4eff97f87ddbe6c175f36477f2f624a9187874357413d89b7a587f9b21208a5
[INFO] running `Command { std: "docker" "start" "-a" "c4eff97f87ddbe6c175f36477f2f624a9187874357413d89b7a587f9b21208a5", kill_on_drop: false }`
[INFO] [stderr] warning: panic message contains an unused formatting placeholder
[INFO] [stderr]   --> src/main.rs:33:49
[INFO] [stderr]    |
[INFO] [stderr] 33 |         _       => panic!("failed to read line: {}")
[INFO] [stderr]    |                                                 ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]    = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stderr] help: add the missing argument
[INFO] [stderr]    |
[INFO] [stderr] 33 |         _       => panic!("failed to read line: {}", ...)
[INFO] [stderr]    |                                                    +++++
[INFO] [stderr] help: or add a "{}" format string to use the message literally
[INFO] [stderr]    |
[INFO] [stderr] 33 |         _       => panic!("{}", "failed to read line: {}")
[INFO] [stderr]    |                           +++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rock-paper-scissors` (bin "rock-paper-scissors" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rock_paper_scissors-03b68f5d0ff80cc0)
[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" "c4eff97f87ddbe6c175f36477f2f624a9187874357413d89b7a587f9b21208a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4eff97f87ddbe6c175f36477f2f624a9187874357413d89b7a587f9b21208a5", kill_on_drop: false }`
[INFO] [stdout] c4eff97f87ddbe6c175f36477f2f624a9187874357413d89b7a587f9b21208a5