[INFO] cloning repository https://github.com/GhostBat101/json_in_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GhostBat101/json_in_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGhostBat101%2Fjson_in_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGhostBat101%2Fjson_in_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15964dbc2fa35164da5b1e406006036cc84c9868
[INFO] testing GhostBat101/json_in_rust against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGhostBat101%2Fjson_in_rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GhostBat101/json_in_rust on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GhostBat101/json_in_rust
[INFO] finished tweaking git repo https://github.com/GhostBat101/json_in_rust
[INFO] tweaked toml for git repo https://github.com/GhostBat101/json_in_rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/GhostBat101/json_in_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee8407a771b698333730bd64ee4ac6112032d123f0a4a0ec49ab5dbcaa107edd
[INFO] running `Command { std: "docker" "start" "-a" "ee8407a771b698333730bd64ee4ac6112032d123f0a4a0ec49ab5dbcaa107edd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee8407a771b698333730bd64ee4ac6112032d123f0a4a0ec49ab5dbcaa107edd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee8407a771b698333730bd64ee4ac6112032d123f0a4a0ec49ab5dbcaa107edd", kill_on_drop: false }`
[INFO] [stdout] ee8407a771b698333730bd64ee4ac6112032d123f0a4a0ec49ab5dbcaa107edd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 254bbf38b46d8cab308a43e1c47973033ec23a4b5c00071269d427cf00e1e56d
[INFO] running `Command { std: "docker" "start" "-a" "254bbf38b46d8cab308a43e1c47973033ec23a4b5c00071269d427cf00e1e56d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling json_int_rust_first v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.62s
[INFO] running `Command { std: "docker" "inspect" "254bbf38b46d8cab308a43e1c47973033ec23a4b5c00071269d427cf00e1e56d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "254bbf38b46d8cab308a43e1c47973033ec23a4b5c00071269d427cf00e1e56d", kill_on_drop: false }`
[INFO] [stdout] 254bbf38b46d8cab308a43e1c47973033ec23a4b5c00071269d427cf00e1e56d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2083ecde6aa3075c01c2ae94d451f7884f645e1d33b71e66826166e819b92cfd
[INFO] running `Command { std: "docker" "start" "-a" "2083ecde6aa3075c01c2ae94d451f7884f645e1d33b71e66826166e819b92cfd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling json_int_rust_first v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "2083ecde6aa3075c01c2ae94d451f7884f645e1d33b71e66826166e819b92cfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2083ecde6aa3075c01c2ae94d451f7884f645e1d33b71e66826166e819b92cfd", kill_on_drop: false }`
[INFO] [stdout] 2083ecde6aa3075c01c2ae94d451f7884f645e1d33b71e66826166e819b92cfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9fa7cd380f51f0b752fda616823a44fee398f9d0bc6af4fffe6ba52d9e90f7ff
[INFO] running `Command { std: "docker" "start" "-a" "9fa7cd380f51f0b752fda616823a44fee398f9d0bc6af4fffe6ba52d9e90f7ff", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.40s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json_int_rust_first-a13dcec2d0e09aef)
[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" "9fa7cd380f51f0b752fda616823a44fee398f9d0bc6af4fffe6ba52d9e90f7ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fa7cd380f51f0b752fda616823a44fee398f9d0bc6af4fffe6ba52d9e90f7ff", kill_on_drop: false }`
[INFO] [stdout] 9fa7cd380f51f0b752fda616823a44fee398f9d0bc6af4fffe6ba52d9e90f7ff