[INFO] fetching crate tracing-bunyan-formatter 0.1.6...
[INFO] testing tracing-bunyan-formatter-0.1.6 against beta-2020-10-16 for beta-1.48-2-subset
[INFO] extracting crate tracing-bunyan-formatter 0.1.6 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate tracing-bunyan-formatter 0.1.6 on toolchain beta-2020-10-16
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-16" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-bunyan-formatter 0.1.6
[INFO] finished tweaking crates.io crate tracing-bunyan-formatter 0.1.6
[INFO] tweaked toml for crates.io crate tracing-bunyan-formatter 0.1.6 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-16" "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" "+beta-2020-10-16" "fetch" "--locked" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gethostname v0.2.1
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-16" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02ed19a8b1f2d44cfcea0562f07215abe0ec9c31c4f3ce82fbb31bbaf2cb6791
[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" "02ed19a8b1f2d44cfcea0562f07215abe0ec9c31c4f3ce82fbb31bbaf2cb6791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02ed19a8b1f2d44cfcea0562f07215abe0ec9c31c4f3ce82fbb31bbaf2cb6791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ed19a8b1f2d44cfcea0562f07215abe0ec9c31c4f3ce82fbb31bbaf2cb6791", kill_on_drop: false }`
[INFO] [stdout] 02ed19a8b1f2d44cfcea0562f07215abe0ec9c31c4f3ce82fbb31bbaf2cb6791
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-16" "build" "--frozen" "--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] 97efb90dfe66b1bc0bee42e3aff9936684f43e37d8d76c51210b1cca5e7a9f53
[INFO] running `Command { std: "docker" "start" "-a" "97efb90dfe66b1bc0bee42e3aff9936684f43e37d8d76c51210b1cca5e7a9f53", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling sharded-slab v0.0.9
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling tracing-subscriber v0.2.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling gethostname v0.2.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling tracing v0.1.21
[INFO] [stderr]    Compiling tracing-bunyan-formatter v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.91s
[INFO] running `Command { std: "docker" "inspect" "97efb90dfe66b1bc0bee42e3aff9936684f43e37d8d76c51210b1cca5e7a9f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97efb90dfe66b1bc0bee42e3aff9936684f43e37d8d76c51210b1cca5e7a9f53", kill_on_drop: false }`
[INFO] [stdout] 97efb90dfe66b1bc0bee42e3aff9936684f43e37d8d76c51210b1cca5e7a9f53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-16" "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] 49410bbaa024121a63fb228bdd5fd9a23f180b1f2dbd149880e94acc91d85d08
[INFO] running `Command { std: "docker" "start" "-a" "49410bbaa024121a63fb228bdd5fd9a23f180b1f2dbd149880e94acc91d85d08", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-bunyan-formatter v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `Command { std: "docker" "inspect" "49410bbaa024121a63fb228bdd5fd9a23f180b1f2dbd149880e94acc91d85d08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49410bbaa024121a63fb228bdd5fd9a23f180b1f2dbd149880e94acc91d85d08", kill_on_drop: false }`
[INFO] [stdout] 49410bbaa024121a63fb228bdd5fd9a23f180b1f2dbd149880e94acc91d85d08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-16" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 486bedb8bffff9ac3a7b4a4288f55c98cba363c6849ea65cc052ce4038769743
[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" "486bedb8bffff9ac3a7b4a4288f55c98cba363c6849ea65cc052ce4038769743", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tracing_bunyan_formatter-937fdd989052432c
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/e2e-6782c574f282e647
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test each_line_is_valid_json ... ok
[INFO] [stdout] test time_is_formatted_according_to_rfc_3339 ... ok
[INFO] [stdout] test each_line_has_the_mandatory_bunyan_fields ... ok
[INFO] [stdout] test parent_properties_are_propagated ... 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/mock_writer-f039de0cc44c97a2
[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] [stderr]    Doc-tests tracing-bunyan-formatter
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/formatting_layer.rs - formatting_layer::BunyanFormattingLayer<W>::new (line 62) ... ok
[INFO] [stdout] test src/formatting_layer.rs - formatting_layer::BunyanFormattingLayer<W>::new (line 55) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "486bedb8bffff9ac3a7b4a4288f55c98cba363c6849ea65cc052ce4038769743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "486bedb8bffff9ac3a7b4a4288f55c98cba363c6849ea65cc052ce4038769743", kill_on_drop: false }`
[INFO] [stdout] 486bedb8bffff9ac3a7b4a4288f55c98cba363c6849ea65cc052ce4038769743