[INFO] fetching crate terees 0.1.0...
[INFO] testing terees-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate terees 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate terees 0.1.0
[INFO] finished tweaking crates.io crate terees 0.1.0
[INFO] tweaked toml for crates.io crate terees 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate terees 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b3e177cc664b41d9777828289b48f15266ce2644832884946d3a72a1184891b
[INFO] running `Command { std: "docker" "start" "-a" "4b3e177cc664b41d9777828289b48f15266ce2644832884946d3a72a1184891b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b3e177cc664b41d9777828289b48f15266ce2644832884946d3a72a1184891b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b3e177cc664b41d9777828289b48f15266ce2644832884946d3a72a1184891b", kill_on_drop: false }`
[INFO] [stdout] 4b3e177cc664b41d9777828289b48f15266ce2644832884946d3a72a1184891b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09300c92903cc3339c3a39b412a70ad528aa5e74832ec470f1bab817ac4c583a
[INFO] running `Command { std: "docker" "start" "-a" "09300c92903cc3339c3a39b412a70ad528aa5e74832ec470f1bab817ac4c583a", kill_on_drop: false }`
[INFO] [stderr]    Compiling terees v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/lib.rs:42:22
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn delete(&self, key: Self::Item) {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "09300c92903cc3339c3a39b412a70ad528aa5e74832ec470f1bab817ac4c583a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09300c92903cc3339c3a39b412a70ad528aa5e74832ec470f1bab817ac4c583a", kill_on_drop: false }`
[INFO] [stdout] 09300c92903cc3339c3a39b412a70ad528aa5e74832ec470f1bab817ac4c583a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d725bd0154bc31375cf23814dcc20adc0b62112cef992b811a11703c85a1e90
[INFO] running `Command { std: "docker" "start" "-a" "7d725bd0154bc31375cf23814dcc20adc0b62112cef992b811a11703c85a1e90", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/lib.rs:42:22
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn delete(&self, key: Self::Item) {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling terees v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/lib.rs:42:22
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn delete(&self, key: Self::Item) {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "7d725bd0154bc31375cf23814dcc20adc0b62112cef992b811a11703c85a1e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d725bd0154bc31375cf23814dcc20adc0b62112cef992b811a11703c85a1e90", kill_on_drop: false }`
[INFO] [stdout] 7d725bd0154bc31375cf23814dcc20adc0b62112cef992b811a11703c85a1e90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d0ed34f32d07d9ac5e091b18f45a9e73011cce6e3633e5c9c58d51633fe75fa0
[INFO] running `Command { std: "docker" "start" "-a" "d0ed34f32d07d9ac5e091b18f45a9e73011cce6e3633e5c9c58d51633fe75fa0", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> src/lib.rs:42:22
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn delete(&self, key: Self::Item) {
[INFO] [stderr]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `terees` (lib) generated 1 warning (run `cargo fix --lib -p terees` to apply 1 suggestion)
[INFO] [stderr] warning: `terees` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/terees-7fdf6440eba32118)
[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]    Doc-tests terees
[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" "d0ed34f32d07d9ac5e091b18f45a9e73011cce6e3633e5c9c58d51633fe75fa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0ed34f32d07d9ac5e091b18f45a9e73011cce6e3633e5c9c58d51633fe75fa0", kill_on_drop: false }`
[INFO] [stdout] d0ed34f32d07d9ac5e091b18f45a9e73011cce6e3633e5c9c58d51633fe75fa0