[INFO] cloning repository https://github.com/bvx89/a11
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bvx89/a11" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbvx89%2Fa11", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbvx89%2Fa11'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3fcc3b01763443b448209c89444268e82ad9df74
[INFO] testing bvx89/a11 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbvx89%2Fa11" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bvx89/a11 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bvx89/a11
[INFO] finished tweaking git repo https://github.com/bvx89/a11
[INFO] tweaked toml for git repo https://github.com/bvx89/a11 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/bvx89/a11 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] f51a11a89df71a269a88577207b175cbacccf434b95b28b1dbf708e29d6c5071
[INFO] running `Command { std: "docker" "start" "-a" "f51a11a89df71a269a88577207b175cbacccf434b95b28b1dbf708e29d6c5071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f51a11a89df71a269a88577207b175cbacccf434b95b28b1dbf708e29d6c5071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f51a11a89df71a269a88577207b175cbacccf434b95b28b1dbf708e29d6c5071", kill_on_drop: false }`
[INFO] [stdout] f51a11a89df71a269a88577207b175cbacccf434b95b28b1dbf708e29d6c5071
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3b22c42444d2e13d8abcb3dc05d480328cd4405858209f06353d2fc924e41fe
[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" "e3b22c42444d2e13d8abcb3dc05d480328cd4405858209f06353d2fc924e41fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling a11 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:28:32
[INFO] [stdout]    |
[INFO] [stdout] 28 | ...                   why.description()),
[INFO] [stdout]    |                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:36:32
[INFO] [stdout]    |
[INFO] [stdout] 36 | ...                   why.description()),
[INFO] [stdout]    |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "e3b22c42444d2e13d8abcb3dc05d480328cd4405858209f06353d2fc924e41fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3b22c42444d2e13d8abcb3dc05d480328cd4405858209f06353d2fc924e41fe", kill_on_drop: false }`
[INFO] [stdout] e3b22c42444d2e13d8abcb3dc05d480328cd4405858209f06353d2fc924e41fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18666a71416a2755543349ec77afae64e736427b6ea8f4f278b1dc67c5f4bf0b
[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" "18666a71416a2755543349ec77afae64e736427b6ea8f4f278b1dc67c5f4bf0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling a11 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:28:32
[INFO] [stdout]    |
[INFO] [stdout] 28 | ...                   why.description()),
[INFO] [stdout]    |                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:36:32
[INFO] [stdout]    |
[INFO] [stdout] 36 | ...                   why.description()),
[INFO] [stdout]    |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "18666a71416a2755543349ec77afae64e736427b6ea8f4f278b1dc67c5f4bf0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18666a71416a2755543349ec77afae64e736427b6ea8f4f278b1dc67c5f4bf0b", kill_on_drop: false }`
[INFO] [stdout] 18666a71416a2755543349ec77afae64e736427b6ea8f4f278b1dc67c5f4bf0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] de658f75306e2c006f8c7497d1cff46cfe401171bf2a81e4ff8fec8138f28bfb
[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" "de658f75306e2c006f8c7497d1cff46cfe401171bf2a81e4ff8fec8138f28bfb", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:28:32
[INFO] [stderr]    |
[INFO] [stderr] 28 | ...                   why.description()),
[INFO] [stderr]    |                           ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:36:32
[INFO] [stderr]    |
[INFO] [stderr] 36 | ...                   why.description()),
[INFO] [stderr]    |                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/a11-03905a2c2fe2edef
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/a11-8898a558a3dbbf63
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::first_fourth ... ok
[INFO] [stdout] test tests::first_second ... ok
[INFO] [stdout] test tests::second_fourth ... ok
[INFO] [stdout] test tests::first_third ... ok
[INFO] [stdout] test tests::second_second ... ok
[INFO] [stdout] test tests::second_third ... ok
[INFO] [stdout] test tests::first_first ... ok
[INFO] [stdout] test tests::second_first ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test lib::tests::first_fourth ... ok
[INFO] [stdout] test lib::tests::second_first ... ok
[INFO] [stdout] test lib::tests::first_second ... ok
[INFO] [stdout] test lib::tests::second_fourth ... ok
[INFO] [stdout] test lib::tests::first_third ... ok
[INFO] [stdout] test lib::tests::second_third ... ok
[INFO] [stdout] test lib::tests::first_first ... ok
[INFO] [stdout] test lib::tests::second_second ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests a11
[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" "de658f75306e2c006f8c7497d1cff46cfe401171bf2a81e4ff8fec8138f28bfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de658f75306e2c006f8c7497d1cff46cfe401171bf2a81e4ff8fec8138f28bfb", kill_on_drop: false }`
[INFO] [stdout] de658f75306e2c006f8c7497d1cff46cfe401171bf2a81e4ff8fec8138f28bfb