[INFO] fetching crate source-map 0.2.0...
[INFO] testing source-map-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate source-map 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate source-map 0.2.0 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 source-map 0.2.0
[INFO] finished tweaking crates.io crate source-map 0.2.0
[INFO] tweaked toml for crates.io crate source-map 0.2.0 written to /workspace/builds/worker-4/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 5bdf4c2c02ad812c0734d1e0ab4cc4ae2185d5ab6828b86b50cae66e10e5b564
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5bdf4c2c02ad812c0734d1e0ab4cc4ae2185d5ab6828b86b50cae66e10e5b564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bdf4c2c02ad812c0734d1e0ab4cc4ae2185d5ab6828b86b50cae66e10e5b564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bdf4c2c02ad812c0734d1e0ab4cc4ae2185d5ab6828b86b50cae66e10e5b564", kill_on_drop: false }`
[INFO] [stdout] 5bdf4c2c02ad812c0734d1e0ab4cc4ae2185d5ab6828b86b50cae66e10e5b564
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 6d9add8df3fab24e488d44a09a97b118a47cd6513c2611c917cad43228bbdfea
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6d9add8df3fab24e488d44a09a97b118a47cd6513c2611c917cad43228bbdfea", kill_on_drop: false }`
[INFO] [stderr]    Compiling source-map v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "6d9add8df3fab24e488d44a09a97b118a47cd6513c2611c917cad43228bbdfea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d9add8df3fab24e488d44a09a97b118a47cd6513c2611c917cad43228bbdfea", kill_on_drop: false }`
[INFO] [stdout] 6d9add8df3fab24e488d44a09a97b118a47cd6513c2611c917cad43228bbdfea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 2c81c6d4336238f7b954fcf594466c141af46e24fee5a69eadd890cbb41401e6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2c81c6d4336238f7b954fcf594466c141af46e24fee5a69eadd890cbb41401e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling source-map v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "2c81c6d4336238f7b954fcf594466c141af46e24fee5a69eadd890cbb41401e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c81c6d4336238f7b954fcf594466c141af46e24fee5a69eadd890cbb41401e6", kill_on_drop: false }`
[INFO] [stdout] 2c81c6d4336238f7b954fcf594466c141af46e24fee5a69eadd890cbb41401e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f41764948107191c8f75ed703f122b96bbaa10e87d3291e59537d5b2692f168b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f41764948107191c8f75ed703f122b96bbaa10e87d3291e59537d5b2692f168b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/source_map-9862d528a40af900)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test source_map_tests::adjacent ... ok
[INFO] [stdout] test source_map_tests::one_line ... ok
[INFO] [stderr]    Doc-tests source-map
[INFO] [stdout] test source_map_tests::same_line ... ok
[INFO] [stdout] test source_map_tests::vlq_encoder ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 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" "f41764948107191c8f75ed703f122b96bbaa10e87d3291e59537d5b2692f168b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f41764948107191c8f75ed703f122b96bbaa10e87d3291e59537d5b2692f168b", kill_on_drop: false }`
[INFO] [stdout] f41764948107191c8f75ed703f122b96bbaa10e87d3291e59537d5b2692f168b