[INFO] fetching crate string_wrapped 0.1.1... [INFO] testing string_wrapped-0.1.1 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] extracting crate string_wrapped 0.1.1 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate string_wrapped 0.1.1 [INFO] finished tweaking crates.io crate string_wrapped 0.1.1 [INFO] tweaked toml for crates.io crate string_wrapped 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate string_wrapped 0.1.1 on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 11 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 21b983ff933ef7385f3d45d075df66846715842eb563dac6fa00338e43106953 [INFO] running `Command { std: "docker" "start" "-a" "21b983ff933ef7385f3d45d075df66846715842eb563dac6fa00338e43106953", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "21b983ff933ef7385f3d45d075df66846715842eb563dac6fa00338e43106953", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21b983ff933ef7385f3d45d075df66846715842eb563dac6fa00338e43106953", kill_on_drop: false }` [INFO] [stdout] 21b983ff933ef7385f3d45d075df66846715842eb563dac6fa00338e43106953 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 26d79d7340f1ce313fca6aa4b0b1004bbfd904de9095bf6eb13a86c085d172f5 [INFO] running `Command { std: "docker" "start" "-a" "26d79d7340f1ce313fca6aa4b0b1004bbfd904de9095bf6eb13a86c085d172f5", kill_on_drop: false }` [INFO] [stderr] Compiling string_wrapped v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] running `Command { std: "docker" "inspect" "26d79d7340f1ce313fca6aa4b0b1004bbfd904de9095bf6eb13a86c085d172f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26d79d7340f1ce313fca6aa4b0b1004bbfd904de9095bf6eb13a86c085d172f5", kill_on_drop: false }` [INFO] [stdout] 26d79d7340f1ce313fca6aa4b0b1004bbfd904de9095bf6eb13a86c085d172f5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 07d35d73fd6ac1c76f77b407f3a99e87b38ad8d7424c7b437ca54c0658f444db [INFO] running `Command { std: "docker" "start" "-a" "07d35d73fd6ac1c76f77b407f3a99e87b38ad8d7424c7b437ca54c0658f444db", kill_on_drop: false }` [INFO] [stderr] Compiling string_wrapped v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused comparison that must be used [INFO] [stdout] --> src/lib.rs:143:9 [INFO] [stdout] | [INFO] [stdout] 143 | StringWrapped(23) == StringWrapped(23); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 143 | let _ = StringWrapped(23) == StringWrapped(23); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused comparison that must be used [INFO] [stdout] --> src/lib.rs:148:9 [INFO] [stdout] | [INFO] [stdout] 148 | StringWrapped(23) < StringWrapped(23); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 148 | let _ = StringWrapped(23) < StringWrapped(23); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `Command { std: "docker" "inspect" "07d35d73fd6ac1c76f77b407f3a99e87b38ad8d7424c7b437ca54c0658f444db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07d35d73fd6ac1c76f77b407f3a99e87b38ad8d7424c7b437ca54c0658f444db", kill_on_drop: false }` [INFO] [stdout] 07d35d73fd6ac1c76f77b407f3a99e87b38ad8d7424c7b437ca54c0658f444db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] abcf06ef2ba653f3126dd6c67ab874a6794aedc2bd45a738bfbb9e198e94234e [INFO] running `Command { std: "docker" "start" "-a" "abcf06ef2ba653f3126dd6c67ab874a6794aedc2bd45a738bfbb9e198e94234e", kill_on_drop: false }` [INFO] [stderr] warning: unused comparison that must be used [INFO] [stderr] --> src/lib.rs:143:9 [INFO] [stderr] | [INFO] [stderr] 143 | StringWrapped(23) == StringWrapped(23); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 143 | let _ = StringWrapped(23) == StringWrapped(23); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused comparison that must be used [INFO] [stderr] --> src/lib.rs:148:9 [INFO] [stderr] | [INFO] [stderr] 148 | StringWrapped(23) < StringWrapped(23); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 148 | let _ = StringWrapped(23) < StringWrapped(23); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `string_wrapped` (lib test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/string_wrapped-d694174b22eacc92) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stderr] Doc-tests string_wrapped [INFO] [stdout] test tests::deserialize_number ... ok [INFO] [stdout] test tests::test_ord ... ok [INFO] [stdout] test tests::test_compare ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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" "abcf06ef2ba653f3126dd6c67ab874a6794aedc2bd45a738bfbb9e198e94234e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abcf06ef2ba653f3126dd6c67ab874a6794aedc2bd45a738bfbb9e198e94234e", kill_on_drop: false }` [INFO] [stdout] abcf06ef2ba653f3126dd6c67ab874a6794aedc2bd45a738bfbb9e198e94234e