[INFO] fetching crate fix_me 0.1.2...
[INFO] testing fix_me-0.1.2 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate fix_me 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate fix_me 0.1.2 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 crates.io crate fix_me 0.1.2
[INFO] finished tweaking crates.io crate fix_me 0.1.2
[INFO] tweaked toml for crates.io crate fix_me 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 1a8a6e091d64f4af143751718ec1dfa7f7a019729f16c478823c3e4b139b188c
[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" "1a8a6e091d64f4af143751718ec1dfa7f7a019729f16c478823c3e4b139b188c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a8a6e091d64f4af143751718ec1dfa7f7a019729f16c478823c3e4b139b188c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a8a6e091d64f4af143751718ec1dfa7f7a019729f16c478823c3e4b139b188c", kill_on_drop: false }`
[INFO] [stdout] 1a8a6e091d64f4af143751718ec1dfa7f7a019729f16c478823c3e4b139b188c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 052c0a510a9d1fc1a44ede98d6a1d461fd093544894bd2601b385ce1f146cc6d
[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" "052c0a510a9d1fc1a44ede98d6a1d461fd093544894bd2601b385ce1f146cc6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling fix_me v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "052c0a510a9d1fc1a44ede98d6a1d461fd093544894bd2601b385ce1f146cc6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "052c0a510a9d1fc1a44ede98d6a1d461fd093544894bd2601b385ce1f146cc6d", kill_on_drop: false }`
[INFO] [stdout] 052c0a510a9d1fc1a44ede98d6a1d461fd093544894bd2601b385ce1f146cc6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 825f213cb13eabc82a6652ad241aac794092fef6fa1f0a54f6de0ed46dd9e251
[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" "825f213cb13eabc82a6652ad241aac794092fef6fa1f0a54f6de0ed46dd9e251", kill_on_drop: false }`
[INFO] [stderr]    Compiling fix_me v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `test_string`
[INFO] [stdout]   --> tests/integration_test.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let test_string = String::from("test");
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_string`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]   --> tests/integration_test.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let val = to_fix();
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "825f213cb13eabc82a6652ad241aac794092fef6fa1f0a54f6de0ed46dd9e251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "825f213cb13eabc82a6652ad241aac794092fef6fa1f0a54f6de0ed46dd9e251", kill_on_drop: false }`
[INFO] [stdout] 825f213cb13eabc82a6652ad241aac794092fef6fa1f0a54f6de0ed46dd9e251
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 65957ac0417bb0800fb4eef237430ccb298abbc7e876bd41127c0133adc35ab9
[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" "65957ac0417bb0800fb4eef237430ccb298abbc7e876bd41127c0133adc35ab9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `test_string`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> tests/integration_test.rs:22:9
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 22 |     let test_string = String::from("test");
[INFO] [stdout] 
[INFO] [stderr]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_string`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> tests/integration_test.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let val = to_fix();
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fix_me-85c1be2ebe7ce11d
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/integration_test-ef18b083dc4aedc9
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test macro_test ... ok
[INFO] [stdout] test scope_test ... ok
[INFO] [stdout] test scope_test_2 ... ok
[INFO] [stdout] test test::test_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fix_me
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "65957ac0417bb0800fb4eef237430ccb298abbc7e876bd41127c0133adc35ab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65957ac0417bb0800fb4eef237430ccb298abbc7e876bd41127c0133adc35ab9", kill_on_drop: false }`
[INFO] [stdout] 65957ac0417bb0800fb4eef237430ccb298abbc7e876bd41127c0133adc35ab9