[INFO] fetching crate mdrend-dont-use-test-jop0693 0.1.0... [INFO] testing mdrend-dont-use-test-jop0693-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate mdrend-dont-use-test-jop0693 0.1.0 into /workspace/builds/worker-89/source [INFO] validating manifest of crates.io crate mdrend-dont-use-test-jop0693 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mdrend-dont-use-test-jop0693 0.1.0 [INFO] finished tweaking crates.io crate mdrend-dont-use-test-jop0693 0.1.0 [INFO] tweaked toml for crates.io crate mdrend-dont-use-test-jop0693 0.1.0 written to /workspace/builds/worker-89/source/Cargo.toml [INFO] crate crates.io crate mdrend-dont-use-test-jop0693 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4fdf4bb1af55479d2256fe3706a829b682341399093b3f77711af2bd33ced097 [INFO] running `Command { std: "docker" "start" "-a" "4fdf4bb1af55479d2256fe3706a829b682341399093b3f77711af2bd33ced097", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4fdf4bb1af55479d2256fe3706a829b682341399093b3f77711af2bd33ced097", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fdf4bb1af55479d2256fe3706a829b682341399093b3f77711af2bd33ced097", kill_on_drop: false }` [INFO] [stdout] 4fdf4bb1af55479d2256fe3706a829b682341399093b3f77711af2bd33ced097 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6a18f1a10e01fffee02ca85832b50abd6f0d53382aa448515c563148936b6305 [INFO] running `Command { std: "docker" "start" "-a" "6a18f1a10e01fffee02ca85832b50abd6f0d53382aa448515c563148936b6305", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling maud_htmlescape v0.17.0 [INFO] [stderr] Compiling pulldown-cmark v0.4.1 [INFO] [stderr] Compiling literalext v0.1.1 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling maud_macros v0.20.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling maud v0.20.0 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling mdrend-dont-use-test-jop0693 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/main.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | let mut res = String::new(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let mut res = String::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.80s [INFO] running `Command { std: "docker" "inspect" "6a18f1a10e01fffee02ca85832b50abd6f0d53382aa448515c563148936b6305", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a18f1a10e01fffee02ca85832b50abd6f0d53382aa448515c563148936b6305", kill_on_drop: false }` [INFO] [stdout] 6a18f1a10e01fffee02ca85832b50abd6f0d53382aa448515c563148936b6305 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e88f578bd6abc386b1171a34559f4c3607ff76a15c36f756e3c1d67bb8ec7034 [INFO] running `Command { std: "docker" "start" "-a" "e88f578bd6abc386b1171a34559f4c3607ff76a15c36f756e3c1d67bb8ec7034", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling mdrend-dont-use-test-jop0693 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/main.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | let mut res = String::new(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let mut res = String::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.09s [INFO] running `Command { std: "docker" "inspect" "e88f578bd6abc386b1171a34559f4c3607ff76a15c36f756e3c1d67bb8ec7034", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e88f578bd6abc386b1171a34559f4c3607ff76a15c36f756e3c1d67bb8ec7034", kill_on_drop: false }` [INFO] [stdout] e88f578bd6abc386b1171a34559f4c3607ff76a15c36f756e3c1d67bb8ec7034 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8c09d25d08d01d8a6d36b505e1cd1baa50c94e28eb2f76979c8709f2e9f3db4c [INFO] running `Command { std: "docker" "start" "-a" "8c09d25d08d01d8a6d36b505e1cd1baa50c94e28eb2f76979c8709f2e9f3db4c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/main.rs:41:13 [INFO] [stderr] | [INFO] [stderr] 41 | let mut res = String::new(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:41:9 [INFO] [stderr] | [INFO] [stderr] 41 | let mut res = String::new(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `mdrend-dont-use-test-jop0693` (bin "mdrend-dont-use-test-jop0693" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.91s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mdrend_dont_use_test_jop0693-69be0b6a2ee416b7) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "8c09d25d08d01d8a6d36b505e1cd1baa50c94e28eb2f76979c8709f2e9f3db4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c09d25d08d01d8a6d36b505e1cd1baa50c94e28eb2f76979c8709f2e9f3db4c", kill_on_drop: false }` [INFO] [stdout] 8c09d25d08d01d8a6d36b505e1cd1baa50c94e28eb2f76979c8709f2e9f3db4c