[INFO] fetching crate debt64 5.0.0...
[INFO] testing debt64-5.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate debt64 5.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate debt64 5.0.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate debt64 5.0.0
[INFO] finished tweaking crates.io crate debt64 5.0.0
[INFO] tweaked toml for crates.io crate debt64 5.0.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cb955886341cb8c6a95a6574e16406292941960446d5f0913282cf66ab1d1c15
[INFO] running `Command { std: "docker" "start" "-a" "cb955886341cb8c6a95a6574e16406292941960446d5f0913282cf66ab1d1c15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb955886341cb8c6a95a6574e16406292941960446d5f0913282cf66ab1d1c15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb955886341cb8c6a95a6574e16406292941960446d5f0913282cf66ab1d1c15", kill_on_drop: false }`
[INFO] [stdout] cb955886341cb8c6a95a6574e16406292941960446d5f0913282cf66ab1d1c15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0b4f2970a2e6771b7005c454d1938b5037526ee71b204c919ab4427f2561a8d
[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" "c0b4f2970a2e6771b7005c454d1938b5037526ee71b204c919ab4427f2561a8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling debt64 v5.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "c0b4f2970a2e6771b7005c454d1938b5037526ee71b204c919ab4427f2561a8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0b4f2970a2e6771b7005c454d1938b5037526ee71b204c919ab4427f2561a8d", kill_on_drop: false }`
[INFO] [stdout] c0b4f2970a2e6771b7005c454d1938b5037526ee71b204c919ab4427f2561a8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a1622d018d900eaab37a8f241723abaa491147da1d82888ac3e097e38ed679f4
[INFO] running `Command { std: "docker" "start" "-a" "a1622d018d900eaab37a8f241723abaa491147da1d82888ac3e097e38ed679f4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling debt64 v5.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `Command { std: "docker" "inspect" "a1622d018d900eaab37a8f241723abaa491147da1d82888ac3e097e38ed679f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1622d018d900eaab37a8f241723abaa491147da1d82888ac3e097e38ed679f4", kill_on_drop: false }`
[INFO] [stdout] a1622d018d900eaab37a8f241723abaa491147da1d82888ac3e097e38ed679f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2b3bd3339c1e669c445d54f90c094edcf9e38754ec5872e1666ccb9c7fa3ba71
[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" "2b3bd3339c1e669c445d54f90c094edcf9e38754ec5872e1666ccb9c7fa3ba71", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/debt64-ff2435b3d3001750
[INFO] [stdout] running 7 tests
[INFO] [stdout] test root::test_kind_invalid_chars ... ok
[INFO] [stdout] test root::test_base62_digits ... ok
[INFO] [stdout] test root::test_kind_last_chars ... ok
[INFO] [stdout] test root::test_kind_max_line_len ... ok
[INFO] [stdout] test root::test_kind_line_separators ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/benchmarks-f06d6a2ef42fde79
[INFO] [stdout] test root::test_kind_pad_char ... ok
[INFO] [stdout] test test_crate_version ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test decode ... ignored
[INFO] [stdout] test encode ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/decoder-a8ea77ebf297effb
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test decode_imap ... ok
[INFO] [stdout] test decode_mime ... ok
[INFO] [stdout] test decode_standard ... ok
[INFO] [stdout] test decode_with_errors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/encoder-4765c68820dc7143
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test encode_standard ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mixed-613a648a80a86dbd
[INFO] [stdout] test encode_mime ... ok
[INFO] [stderr]    Doc-tests debt64
[INFO] [stdout] test encode_imap ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test encode_decode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2b3bd3339c1e669c445d54f90c094edcf9e38754ec5872e1666ccb9c7fa3ba71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b3bd3339c1e669c445d54f90c094edcf9e38754ec5872e1666ccb9c7fa3ba71", kill_on_drop: false }`
[INFO] [stdout] 2b3bd3339c1e669c445d54f90c094edcf9e38754ec5872e1666ccb9c7fa3ba71