[INFO] fetching crate trim-margin 0.1.0...
[INFO] testing trim-margin-0.1.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate trim-margin 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate trim-margin 0.1.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trim-margin 0.1.0
[INFO] finished tweaking crates.io crate trim-margin 0.1.0
[INFO] tweaked toml for crates.io crate trim-margin 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded galvanic-assert v0.8.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13e83a89d033e7a8464597b3a539a23bba6fbe88517ffe06ebcb9963b40cbd38
[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" "13e83a89d033e7a8464597b3a539a23bba6fbe88517ffe06ebcb9963b40cbd38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13e83a89d033e7a8464597b3a539a23bba6fbe88517ffe06ebcb9963b40cbd38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13e83a89d033e7a8464597b3a539a23bba6fbe88517ffe06ebcb9963b40cbd38", kill_on_drop: false }`
[INFO] [stdout] 13e83a89d033e7a8464597b3a539a23bba6fbe88517ffe06ebcb9963b40cbd38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3023caa83879ceb6d00cfef597864f1dc4d9f02acb42a13100f445d69d0ce75a
[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" "3023caa83879ceb6d00cfef597864f1dc4d9f02acb42a13100f445d69d0ce75a", kill_on_drop: false }`
[INFO] [stderr]    Compiling trim-margin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]   --> src/lib.rs:86:71
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let lines: Vec<_> = self.as_ref().split('\n').map(|line| line.trim_left()).collect();
[INFO] [stdout]    |                                                                       ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 0.26s
[INFO] running `Command { std: "docker" "inspect" "3023caa83879ceb6d00cfef597864f1dc4d9f02acb42a13100f445d69d0ce75a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3023caa83879ceb6d00cfef597864f1dc4d9f02acb42a13100f445d69d0ce75a", kill_on_drop: false }`
[INFO] [stdout] 3023caa83879ceb6d00cfef597864f1dc4d9f02acb42a13100f445d69d0ce75a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] eddefb684476e99cedd2019ec09240ec7bb3aa4148c3c2531ef02243c9e5f3c7
[INFO] running `Command { std: "docker" "start" "-a" "eddefb684476e99cedd2019ec09240ec7bb3aa4148c3c2531ef02243c9e5f3c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling galvanic-assert v0.8.7
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]   --> src/lib.rs:86:71
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let lines: Vec<_> = self.as_ref().split('\n').map(|line| line.trim_left()).collect();
[INFO] [stdout]    |                                                                       ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling trim-margin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]   --> src/lib.rs:86:71
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let lines: Vec<_> = self.as_ref().split('\n').map(|line| line.trim_left()).collect();
[INFO] [stdout]    |                                                                       ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 0.93s
[INFO] running `Command { std: "docker" "inspect" "eddefb684476e99cedd2019ec09240ec7bb3aa4148c3c2531ef02243c9e5f3c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eddefb684476e99cedd2019ec09240ec7bb3aa4148c3c2531ef02243c9e5f3c7", kill_on_drop: false }`
[INFO] [stdout] eddefb684476e99cedd2019ec09240ec7bb3aa4148c3c2531ef02243c9e5f3c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ec62fb763d47c6bbee1cd0947cb6dbf9fb401eb797a21698dc8c6798a8a6f2e
[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" "4ec62fb763d47c6bbee1cd0947cb6dbf9fb401eb797a21698dc8c6798a8a6f2e", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stderr]   --> src/lib.rs:86:71
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let lines: Vec<_> = self.as_ref().split('\n').map(|line| line.trim_left()).collect();
[INFO] [stderr]    |                                                                       ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stderr]   --> src/lib.rs:86:71
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let lines: Vec<_> = self.as_ref().split('\n').map(|line| line.trim_left()).collect();
[INFO] [stderr]    |                                                                       ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/trim_margin-4683596e562b7a31)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::should_allow_arbitrary_margin_character ... ok
[INFO] [stdout] test tests::should_not_modify_single_line_string ... ok
[INFO] [stdout] test tests::should_remove_first_and_last_line_if_blank ... ok
[INFO] [stdout] test tests::should_trim_margin_of_multiline_string ... ok
[INFO] [stdout] test tests::should_not_modify_empty_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests trim-margin
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.64s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ec62fb763d47c6bbee1cd0947cb6dbf9fb401eb797a21698dc8c6798a8a6f2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ec62fb763d47c6bbee1cd0947cb6dbf9fb401eb797a21698dc8c6798a8a6f2e", kill_on_drop: false }`
[INFO] [stdout] 4ec62fb763d47c6bbee1cd0947cb6dbf9fb401eb797a21698dc8c6798a8a6f2e