[INFO] fetching crate mailproc 0.3.0...
[INFO] testing mailproc-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate mailproc 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate mailproc 0.3.0 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 mailproc 0.3.0
[INFO] finished tweaking crates.io crate mailproc 0.3.0
[INFO] tweaked toml for crates.io crate mailproc 0.3.0 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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86fb42b71a8b4f7b6cfa985eabd82b26ad4927a537c81e6522411b0e15cd1fb0
[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" "86fb42b71a8b4f7b6cfa985eabd82b26ad4927a537c81e6522411b0e15cd1fb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86fb42b71a8b4f7b6cfa985eabd82b26ad4927a537c81e6522411b0e15cd1fb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86fb42b71a8b4f7b6cfa985eabd82b26ad4927a537c81e6522411b0e15cd1fb0", kill_on_drop: false }`
[INFO] [stdout] 86fb42b71a8b4f7b6cfa985eabd82b26ad4927a537c81e6522411b0e15cd1fb0
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 401a017a7be50da42e44d35b4840a29dc3e5fb9eac449754e050cf80beaaa701
[INFO] running `Command { std: "docker" "start" "-a" "401a017a7be50da42e44d35b4840a29dc3e5fb9eac449754e050cf80beaaa701", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling quoted_printable v0.4.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling subprocess v0.1.20
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling simplelog v0.5.3
[INFO] [stderr]    Compiling mailparse v0.6.5
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling mailproc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/main.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |         (self.headers && self.body && self.raw)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "401a017a7be50da42e44d35b4840a29dc3e5fb9eac449754e050cf80beaaa701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "401a017a7be50da42e44d35b4840a29dc3e5fb9eac449754e050cf80beaaa701", kill_on_drop: false }`
[INFO] [stdout] 401a017a7be50da42e44d35b4840a29dc3e5fb9eac449754e050cf80beaaa701
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] e1ee8b0d8fb40655462248d2186f54b499f067a05ff1af66fe1f927a5b768f7d
[INFO] running `Command { std: "docker" "start" "-a" "e1ee8b0d8fb40655462248d2186f54b499f067a05ff1af66fe1f927a5b768f7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mailproc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/main.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |         (self.headers && self.body && self.raw)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "e1ee8b0d8fb40655462248d2186f54b499f067a05ff1af66fe1f927a5b768f7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1ee8b0d8fb40655462248d2186f54b499f067a05ff1af66fe1f927a5b768f7d", kill_on_drop: false }`
[INFO] [stdout] e1ee8b0d8fb40655462248d2186f54b499f067a05ff1af66fe1f927a5b768f7d
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5c6f5a914a0bcea69b9af3b9a57a6ea0d0811ee502f09ed9794f4c3f863ca504
[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" "5c6f5a914a0bcea69b9af3b9a57a6ea0d0811ee502f09ed9794f4c3f863ca504", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/main.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |         (self.headers && self.body && self.raw)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mailproc-b92b61b5648ebed1
[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" "5c6f5a914a0bcea69b9af3b9a57a6ea0d0811ee502f09ed9794f4c3f863ca504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c6f5a914a0bcea69b9af3b9a57a6ea0d0811ee502f09ed9794f4c3f863ca504", kill_on_drop: false }`
[INFO] [stdout] 5c6f5a914a0bcea69b9af3b9a57a6ea0d0811ee502f09ed9794f4c3f863ca504