[INFO] fetching crate nul-terminated 0.1.0...
[INFO] testing nul-terminated-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate nul-terminated 0.1.0 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate nul-terminated 0.1.0 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 crates.io crate nul-terminated 0.1.0
[INFO] finished tweaking crates.io crate nul-terminated 0.1.0
[INFO] tweaked toml for crates.io crate nul-terminated 0.1.0 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fallible v0.1.3
[INFO] [stderr]   Downloaded idem v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 2133da2b923ce9830615296158a85898be12bee1abcde31611ecef35b0fb3394
[INFO] running `Command { std: "docker" "start" "-a" "2133da2b923ce9830615296158a85898be12bee1abcde31611ecef35b0fb3394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2133da2b923ce9830615296158a85898be12bee1abcde31611ecef35b0fb3394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2133da2b923ce9830615296158a85898be12bee1abcde31611ecef35b0fb3394", kill_on_drop: false }`
[INFO] [stdout] 2133da2b923ce9830615296158a85898be12bee1abcde31611ecef35b0fb3394
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 503e97b04933b4625035b9e99c071c72d44a4c58812d5c021c8b4955c1ad128b
[INFO] running `Command { std: "docker" "start" "-a" "503e97b04933b4625035b9e99c071c72d44a4c58812d5c021c8b4955c1ad128b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling idem v0.3.1
[INFO] [stderr]    Compiling fallible v0.1.3
[INFO] [stderr]    Compiling nul-terminated v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `Command { std: "docker" "inspect" "503e97b04933b4625035b9e99c071c72d44a4c58812d5c021c8b4955c1ad128b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "503e97b04933b4625035b9e99c071c72d44a4c58812d5c021c8b4955c1ad128b", kill_on_drop: false }`
[INFO] [stdout] 503e97b04933b4625035b9e99c071c72d44a4c58812d5c021c8b4955c1ad128b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] fd60e370fbd36584fad605a5fa9901ca0e2c815f37f0ebfd1e8a9c8b7067b32f
[INFO] running `Command { std: "docker" "start" "-a" "fd60e370fbd36584fad605a5fa9901ca0e2c815f37f0ebfd1e8a9c8b7067b32f", kill_on_drop: false }`
[INFO] [stderr]    Compiling nul-terminated v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "fd60e370fbd36584fad605a5fa9901ca0e2c815f37f0ebfd1e8a9c8b7067b32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd60e370fbd36584fad605a5fa9901ca0e2c815f37f0ebfd1e8a9c8b7067b32f", kill_on_drop: false }`
[INFO] [stdout] fd60e370fbd36584fad605a5fa9901ca0e2c815f37f0ebfd1e8a9c8b7067b32f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 51d76cda50dc3013b8ee0f1d35011928e7a25ec1867deea09e2254962e972616
[INFO] running `Command { std: "docker" "start" "-a" "51d76cda50dc3013b8ee0f1d35011928e7a25ec1867deea09e2254962e972616", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nul_terminated-bc5a53615dc8cb56)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nul-terminated
[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] [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" "51d76cda50dc3013b8ee0f1d35011928e7a25ec1867deea09e2254962e972616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51d76cda50dc3013b8ee0f1d35011928e7a25ec1867deea09e2254962e972616", kill_on_drop: false }`
[INFO] [stdout] 51d76cda50dc3013b8ee0f1d35011928e7a25ec1867deea09e2254962e972616