[INFO] cloning repository https://github.com/meain/tojson
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/meain/tojson" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeain%2Ftojson", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeain%2Ftojson'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 787946c18c4bb396d449e8cf528cbc5caf2c54b7
[INFO] testing meain/tojson against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeain%2Ftojson" "/workspace/builds/worker-43/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-43/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/meain/tojson 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/meain/tojson
[INFO] finished tweaking git repo https://github.com/meain/tojson
[INFO] tweaked toml for git repo https://github.com/meain/tojson written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] crate git repo https://github.com/meain/tojson 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-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] 956e4af6d81f48eb11e87eaa1b3fb3f346ec448e1b09cdad1b975e5f2e8d3071
[INFO] running `Command { std: "docker" "start" "-a" "956e4af6d81f48eb11e87eaa1b3fb3f346ec448e1b09cdad1b975e5f2e8d3071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "956e4af6d81f48eb11e87eaa1b3fb3f346ec448e1b09cdad1b975e5f2e8d3071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "956e4af6d81f48eb11e87eaa1b3fb3f346ec448e1b09cdad1b975e5f2e8d3071", kill_on_drop: false }`
[INFO] [stdout] 956e4af6d81f48eb11e87eaa1b3fb3f346ec448e1b09cdad1b975e5f2e8d3071
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] 99aa3503c6e361e2a48ce43ea76329ab79cae11ff91b97efe09a4ddac1999635
[INFO] running `Command { std: "docker" "start" "-a" "99aa3503c6e361e2a48ce43ea76329ab79cae11ff91b97efe09a4ddac1999635", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling dtoa v0.4.5
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_yaml v0.8.12
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]    Compiling structopt v0.3.14
[INFO] [stderr]    Compiling tojson v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.51s
[INFO] running `Command { std: "docker" "inspect" "99aa3503c6e361e2a48ce43ea76329ab79cae11ff91b97efe09a4ddac1999635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99aa3503c6e361e2a48ce43ea76329ab79cae11ff91b97efe09a4ddac1999635", kill_on_drop: false }`
[INFO] [stdout] 99aa3503c6e361e2a48ce43ea76329ab79cae11ff91b97efe09a4ddac1999635
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] ea5008b7baf2d3e3c2120e598115c005510118c8c235c48693b270150de2642f
[INFO] running `Command { std: "docker" "start" "-a" "ea5008b7baf2d3e3c2120e598115c005510118c8c235c48693b270150de2642f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tojson v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.44s
[INFO] running `Command { std: "docker" "inspect" "ea5008b7baf2d3e3c2120e598115c005510118c8c235c48693b270150de2642f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea5008b7baf2d3e3c2120e598115c005510118c8c235c48693b270150de2642f", kill_on_drop: false }`
[INFO] [stdout] ea5008b7baf2d3e3c2120e598115c005510118c8c235c48693b270150de2642f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] 929fd5ffef22f4be31da575ef779db9aef2b0a646a8a9797d7c056050c61f08c
[INFO] running `Command { std: "docker" "start" "-a" "929fd5ffef22f4be31da575ef779db9aef2b0a646a8a9797d7c056050c61f08c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tojson-654312f7e3599eeb)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test::test_json_json ... ok
[INFO] [stdout] test test::test_json_toml ... ok
[INFO] [stdout] test test::test_json_yaml ... ok
[INFO] [stdout] test test::test_toml_toml ... ok
[INFO] [stdout] test test::test_toml_json ... ok
[INFO] [stdout] test test::test_yaml_json ... ok
[INFO] [stdout] test test::test_yaml_toml ... ok
[INFO] [stdout] test test::test_toml_yaml ... ok
[INFO] [stdout] test test::test_yaml_yaml ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "929fd5ffef22f4be31da575ef779db9aef2b0a646a8a9797d7c056050c61f08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "929fd5ffef22f4be31da575ef779db9aef2b0a646a8a9797d7c056050c61f08c", kill_on_drop: false }`
[INFO] [stdout] 929fd5ffef22f4be31da575ef779db9aef2b0a646a8a9797d7c056050c61f08c