[INFO] fetching crate reep-optionparser-urlencoded 0.2.0...
[INFO] testing reep-optionparser-urlencoded-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate reep-optionparser-urlencoded 0.2.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate reep-optionparser-urlencoded 0.2.0 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 reep-optionparser-urlencoded 0.2.0
[INFO] finished tweaking crates.io crate reep-optionparser-urlencoded 0.2.0
[INFO] tweaked toml for crates.io crate reep-optionparser-urlencoded 0.2.0 written to /workspace/builds/worker-10/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded persistent v0.2.1
[INFO] [stderr]   Downloaded reep v0.2.0
[INFO] [stderr]   Downloaded router v0.4.0
[INFO] [stderr]   Downloaded urlencoded v0.4.1
[INFO] [stderr]   Downloaded bodyparser v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 14b523b0780d8accc53d22cf68022e4b4e461b22afcefce3401f2a4febe4122f
[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" "14b523b0780d8accc53d22cf68022e4b4e461b22afcefce3401f2a4febe4122f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14b523b0780d8accc53d22cf68022e4b4e461b22afcefce3401f2a4febe4122f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14b523b0780d8accc53d22cf68022e4b4e461b22afcefce3401f2a4febe4122f", kill_on_drop: false }`
[INFO] [stdout] 14b523b0780d8accc53d22cf68022e4b4e461b22afcefce3401f2a4febe4122f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] f5bf93f3c9ef56b18afdeee47b5476aefd7373d9dc2017013e3c338563dab668
[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" "f5bf93f3c9ef56b18afdeee47b5476aefd7373d9dc2017013e3c338563dab668", kill_on_drop: false }`
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling dtoa v0.2.2
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling route-recognizer v0.1.13
[INFO] [stderr]    Compiling conduit-mime-types v0.7.3
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling hpack v0.2.0
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling cookie v0.2.5
[INFO] [stderr]    Compiling error v0.1.9
[INFO] [stderr]    Compiling solicit v0.4.4
[INFO] [stderr]    Compiling serde_json v0.8.6
[INFO] [stderr]    Compiling hyper v0.9.18
[INFO] [stderr]    Compiling iron v0.4.0
[INFO] [stderr]    Compiling persistent v0.2.1
[INFO] [stderr]    Compiling router v0.4.0
[INFO] [stderr]    Compiling bodyparser v0.4.1
[INFO] [stderr]    Compiling reep v0.2.0
[INFO] [stderr]    Compiling urlencoded v0.4.1
[INFO] [stderr]    Compiling reep-optionparser-urlencoded v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/lib.rs:32:52
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 Err(IronError::new(decoding_error, (status::BadRequest)))
[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 14.21s
[INFO] running `Command { std: "docker" "inspect" "f5bf93f3c9ef56b18afdeee47b5476aefd7373d9dc2017013e3c338563dab668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5bf93f3c9ef56b18afdeee47b5476aefd7373d9dc2017013e3c338563dab668", kill_on_drop: false }`
[INFO] [stdout] f5bf93f3c9ef56b18afdeee47b5476aefd7373d9dc2017013e3c338563dab668
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 6e7d05a7ff0c5e0e2448c62713077502a17f0751858a84202130f8355a13f0e8
[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" "6e7d05a7ff0c5e0e2448c62713077502a17f0751858a84202130f8355a13f0e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling reep-optionparser-urlencoded v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/lib.rs:32:52
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 Err(IronError::new(decoding_error, (status::BadRequest)))
[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] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/lib.rs:32:52
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 Err(IronError::new(decoding_error, (status::BadRequest)))
[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 1.28s
[INFO] running `Command { std: "docker" "inspect" "6e7d05a7ff0c5e0e2448c62713077502a17f0751858a84202130f8355a13f0e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e7d05a7ff0c5e0e2448c62713077502a17f0751858a84202130f8355a13f0e8", kill_on_drop: false }`
[INFO] [stdout] 6e7d05a7ff0c5e0e2448c62713077502a17f0751858a84202130f8355a13f0e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 572c4739ea22f926c3151b60ac347c7ced052cb704dc79bcd903699007b80f05
[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" "572c4739ea22f926c3151b60ac347c7ced052cb704dc79bcd903699007b80f05", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/lib.rs:32:52
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 32 |                 Err(IronError::new(decoding_error, (status::BadRequest)))
[INFO] [stdout] 
[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] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/lib.rs:32:52
[INFO] [stderr]    |
[INFO] [stderr] 32 |                 Err(IronError::new(decoding_error, (status::BadRequest)))
[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 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/reep_optionparser_urlencoded-26aedc0f6c633a78
[INFO] [stderr]    Doc-tests reep-optionparser-urlencoded
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:32:52
[INFO] [stderr]    |
[INFO] [stderr] 32 |                 Err(IronError::new(decoding_error, (status::BadRequest)))
[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] [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" "572c4739ea22f926c3151b60ac347c7ced052cb704dc79bcd903699007b80f05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "572c4739ea22f926c3151b60ac347c7ced052cb704dc79bcd903699007b80f05", kill_on_drop: false }`
[INFO] [stdout] 572c4739ea22f926c3151b60ac347c7ced052cb704dc79bcd903699007b80f05