[INFO] cloning repository https://github.com/magisystem0408/rust_first_exer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/magisystem0408/rust_first_exer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagisystem0408%2Frust_first_exer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagisystem0408%2Frust_first_exer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a9257ac6f768bfd65cd1a9eb2e603b23e483ab4
[INFO] testing magisystem0408/rust_first_exer against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagisystem0408%2Frust_first_exer" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/magisystem0408/rust_first_exer 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 git repo https://github.com/magisystem0408/rust_first_exer
[INFO] finished tweaking git repo https://github.com/magisystem0408/rust_first_exer
[INFO] tweaked toml for git repo https://github.com/magisystem0408/rust_first_exer written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate git repo https://github.com/magisystem0408/rust_first_exer 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-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] b7f74d717d4550442ef9bb8e479e548e51246cb16fbab34bc197db776893c1df
[INFO] running `Command { std: "docker" "start" "-a" "b7f74d717d4550442ef9bb8e479e548e51246cb16fbab34bc197db776893c1df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7f74d717d4550442ef9bb8e479e548e51246cb16fbab34bc197db776893c1df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7f74d717d4550442ef9bb8e479e548e51246cb16fbab34bc197db776893c1df", kill_on_drop: false }`
[INFO] [stdout] b7f74d717d4550442ef9bb8e479e548e51246cb16fbab34bc197db776893c1df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] 4a7b539b0fd41673cf85082dbf3099d4c2587cb2016ee81c0410b1abe4b59115
[INFO] running `Command { std: "docker" "start" "-a" "4a7b539b0fd41673cf85082dbf3099d4c2587cb2016ee81c0410b1abe4b59115", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_exer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "4a7b539b0fd41673cf85082dbf3099d4c2587cb2016ee81c0410b1abe4b59115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a7b539b0fd41673cf85082dbf3099d4c2587cb2016ee81c0410b1abe4b59115", kill_on_drop: false }`
[INFO] [stdout] 4a7b539b0fd41673cf85082dbf3099d4c2587cb2016ee81c0410b1abe4b59115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] b85f71226d16e816b5cd06a56c58f7a58681e2dfe608d55bbea8b204e3affaf1
[INFO] running `Command { std: "docker" "start" "-a" "b85f71226d16e816b5cd06a56c58f7a58681e2dfe608d55bbea8b204e3affaf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_exer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "b85f71226d16e816b5cd06a56c58f7a58681e2dfe608d55bbea8b204e3affaf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b85f71226d16e816b5cd06a56c58f7a58681e2dfe608d55bbea8b204e3affaf1", kill_on_drop: false }`
[INFO] [stdout] b85f71226d16e816b5cd06a56c58f7a58681e2dfe608d55bbea8b204e3affaf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] d24cbc8c3ad688fb56ea1b3efeaca954744798085c909a9372a7b4005b2b7d2a
[INFO] running `Command { std: "docker" "start" "-a" "d24cbc8c3ad688fb56ea1b3efeaca954744798085c909a9372a7b4005b2b7d2a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_exer-14599174fbce2a9e)
[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" "d24cbc8c3ad688fb56ea1b3efeaca954744798085c909a9372a7b4005b2b7d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d24cbc8c3ad688fb56ea1b3efeaca954744798085c909a9372a7b4005b2b7d2a", kill_on_drop: false }`
[INFO] [stdout] d24cbc8c3ad688fb56ea1b3efeaca954744798085c909a9372a7b4005b2b7d2a