[INFO] fetching crate contour_tracing 1.0.1...
[INFO] testing contour_tracing-1.0.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate contour_tracing 1.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate contour_tracing 1.0.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate contour_tracing 1.0.1
[INFO] finished tweaking crates.io crate contour_tracing 1.0.1
[INFO] tweaked toml for crates.io crate contour_tracing 1.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cbbe8dda962c00e692c3b355766f647778d2b1ab0efc5c61c122092d4230b44
[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" "3cbbe8dda962c00e692c3b355766f647778d2b1ab0efc5c61c122092d4230b44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cbbe8dda962c00e692c3b355766f647778d2b1ab0efc5c61c122092d4230b44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cbbe8dda962c00e692c3b355766f647778d2b1ab0efc5c61c122092d4230b44", kill_on_drop: false }`
[INFO] [stdout] 3cbbe8dda962c00e692c3b355766f647778d2b1ab0efc5c61c122092d4230b44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9953abaa38b3090b262516a0001c9a44a615789b5f7938d342f9504bdc7ad491
[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" "9953abaa38b3090b262516a0001c9a44a615789b5f7938d342f9504bdc7ad491", kill_on_drop: false }`
[INFO] [stderr]    Compiling contour_tracing v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "9953abaa38b3090b262516a0001c9a44a615789b5f7938d342f9504bdc7ad491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9953abaa38b3090b262516a0001c9a44a615789b5f7938d342f9504bdc7ad491", kill_on_drop: false }`
[INFO] [stdout] 9953abaa38b3090b262516a0001c9a44a615789b5f7938d342f9504bdc7ad491
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1be9c03e76155a5bd06b9401ed5797c78c342a1714252edfd879db077088aadd
[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" "1be9c03e76155a5bd06b9401ed5797c78c342a1714252edfd879db077088aadd", kill_on_drop: false }`
[INFO] [stderr]    Compiling contour_tracing v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "1be9c03e76155a5bd06b9401ed5797c78c342a1714252edfd879db077088aadd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1be9c03e76155a5bd06b9401ed5797c78c342a1714252edfd879db077088aadd", kill_on_drop: false }`
[INFO] [stdout] 1be9c03e76155a5bd06b9401ed5797c78c342a1714252edfd879db077088aadd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 987e08cf8767c5fd15b6b53f8788e4d0693d3949353e9b9d1fec15a59c68d9aa
[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" "987e08cf8767c5fd15b6b53f8788e4d0693d3949353e9b9d1fec15a59c68d9aa", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/contour_tracing-6e0f20a5b8fbd003
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-e158202f99c0c45c
[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 10 tests
[INFO] [stdout] test test_007 ... ok
[INFO] [stdout] test test_005 ... ok
[INFO] [stdout] test test_004 ... ok
[INFO] [stdout] test test_003 ... ok
[INFO] [stdout] test test_010 ... ok
[INFO] [stdout] test test_002 ... ok
[INFO] [stdout] test test_008 ... ok
[INFO] [stdout] test test_001 ... ok
[INFO] [stdout] test test_009 ... ok
[INFO] [stdout] test test_006 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests contour_tracing
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - bits_to_paths (line 94) ... ok
[INFO] [stdout] test src/lib.rs - bits_to_paths (line 64) ... ok
[INFO] [stdout] test src/lib.rs - bits_to_paths (line 59) ... ok
[INFO] [stdout] test src/lib.rs - bits_to_paths (line 79) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.72s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "987e08cf8767c5fd15b6b53f8788e4d0693d3949353e9b9d1fec15a59c68d9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "987e08cf8767c5fd15b6b53f8788e4d0693d3949353e9b9d1fec15a59c68d9aa", kill_on_drop: false }`
[INFO] [stdout] 987e08cf8767c5fd15b6b53f8788e4d0693d3949353e9b9d1fec15a59c68d9aa