[INFO] fetching crate leak_slice 0.2.0...
[INFO] testing leak_slice-0.2.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate leak_slice 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate leak_slice 0.2.0
[INFO] finished tweaking crates.io crate leak_slice 0.2.0
[INFO] tweaked toml for crates.io crate leak_slice 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate leak_slice 0.2.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee193a4c58f6cedfe3bacdd9673f28e19b1a1fd03d92811333252e3a813127a9
[INFO] running `Command { std: "docker" "start" "-a" "ee193a4c58f6cedfe3bacdd9673f28e19b1a1fd03d92811333252e3a813127a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee193a4c58f6cedfe3bacdd9673f28e19b1a1fd03d92811333252e3a813127a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee193a4c58f6cedfe3bacdd9673f28e19b1a1fd03d92811333252e3a813127a9", kill_on_drop: false }`
[INFO] [stdout] ee193a4c58f6cedfe3bacdd9673f28e19b1a1fd03d92811333252e3a813127a9
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1e34dd3a62b080f7dcf8ac47916c0101b849d01295f654fa18b0955c6e894b4
[INFO] running `Command { std: "docker" "start" "-a" "c1e34dd3a62b080f7dcf8ac47916c0101b849d01295f654fa18b0955c6e894b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling leak_slice v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "c1e34dd3a62b080f7dcf8ac47916c0101b849d01295f654fa18b0955c6e894b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1e34dd3a62b080f7dcf8ac47916c0101b849d01295f654fa18b0955c6e894b4", kill_on_drop: false }`
[INFO] [stdout] c1e34dd3a62b080f7dcf8ac47916c0101b849d01295f654fa18b0955c6e894b4
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 273114f951adcab8a808a002d948cdba898b9a12874712a574220d5ae8ef941b
[INFO] running `Command { std: "docker" "start" "-a" "273114f951adcab8a808a002d948cdba898b9a12874712a574220d5ae8ef941b", kill_on_drop: false }`
[INFO] [stderr]    Compiling leak_slice v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> tests/leak.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     forget(slice);
[INFO] [stdout]    |     ^^^^^^^-----^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            argument has type `&mut [i32]`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(forgetting_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 10 -     forget(slice);
[INFO] [stdout] 10 +     let _ = slice;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "273114f951adcab8a808a002d948cdba898b9a12874712a574220d5ae8ef941b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "273114f951adcab8a808a002d948cdba898b9a12874712a574220d5ae8ef941b", kill_on_drop: false }`
[INFO] [stdout] 273114f951adcab8a808a002d948cdba898b9a12874712a574220d5ae8ef941b
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1abf5fe9cac7268256759a2b33ae055c715f6b4a6e6496ebc047212b94e5f021
[INFO] running `Command { std: "docker" "start" "-a" "1abf5fe9cac7268256759a2b33ae055c715f6b4a6e6496ebc047212b94e5f021", kill_on_drop: false }`
[INFO] [stderr] warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
[INFO] [stderr]   --> tests/leak.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     forget(slice);
[INFO] [stderr]    |     ^^^^^^^-----^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            argument has type `&mut [i32]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(forgetting_references)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]    |
[INFO] [stderr] 10 -     forget(slice);
[INFO] [stderr] 10 +     let _ = slice;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `leak_slice` (test "leak") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/leak_slice-04caf8ee1ea3f545)
[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] [stderr]      Running tests/leak.rs (/opt/rustwide/target/debug/deps/leak-865f940341880032)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests leak_slice
[INFO] [stdout] running 1 test
[INFO] [stdout] test leak ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "1abf5fe9cac7268256759a2b33ae055c715f6b4a6e6496ebc047212b94e5f021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1abf5fe9cac7268256759a2b33ae055c715f6b4a6e6496ebc047212b94e5f021", kill_on_drop: false }`
[INFO] [stdout] 1abf5fe9cac7268256759a2b33ae055c715f6b4a6e6496ebc047212b94e5f021