[INFO] fetching crate la-arena 0.2.0...
[INFO] testing la-arena-0.2.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate la-arena 0.2.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate la-arena 0.2.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate la-arena 0.2.0
[INFO] finished tweaking crates.io crate la-arena 0.2.0
[INFO] tweaked toml for crates.io crate la-arena 0.2.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 748f531c0430d81a9fed0137ec99d7f8c3b0069bedb4180c36023f924b996d89
[INFO] running `Command { std: "docker" "start" "-a" "748f531c0430d81a9fed0137ec99d7f8c3b0069bedb4180c36023f924b996d89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "748f531c0430d81a9fed0137ec99d7f8c3b0069bedb4180c36023f924b996d89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "748f531c0430d81a9fed0137ec99d7f8c3b0069bedb4180c36023f924b996d89", kill_on_drop: false }`
[INFO] [stdout] 748f531c0430d81a9fed0137ec99d7f8c3b0069bedb4180c36023f924b996d89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38714e7a7fc0fa9275eb2a7b17656ad22e089b926c4e25246d190b1f4104759c
[INFO] running `Command { std: "docker" "start" "-a" "38714e7a7fc0fa9275eb2a7b17656ad22e089b926c4e25246d190b1f4104759c", kill_on_drop: false }`
[INFO] [stderr]    Compiling la-arena v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "38714e7a7fc0fa9275eb2a7b17656ad22e089b926c4e25246d190b1f4104759c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38714e7a7fc0fa9275eb2a7b17656ad22e089b926c4e25246d190b1f4104759c", kill_on_drop: false }`
[INFO] [stdout] 38714e7a7fc0fa9275eb2a7b17656ad22e089b926c4e25246d190b1f4104759c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ad6b86a0d102d46d1be6f734225e1d7d9ea0776e5849dbfa0f6d45ea021fec2
[INFO] running `Command { std: "docker" "start" "-a" "1ad6b86a0d102d46d1be6f734225e1d7d9ea0776e5849dbfa0f6d45ea021fec2", kill_on_drop: false }`
[INFO] [stderr]    Compiling la-arena v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "1ad6b86a0d102d46d1be6f734225e1d7d9ea0776e5849dbfa0f6d45ea021fec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ad6b86a0d102d46d1be6f734225e1d7d9ea0776e5849dbfa0f6d45ea021fec2", kill_on_drop: false }`
[INFO] [stdout] 1ad6b86a0d102d46d1be6f734225e1d7d9ea0776e5849dbfa0f6d45ea021fec2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 12aaf7a17bd19c09692a42b84340a8fd3a9eb67f634b90b9abd8457fdaeea7ef
[INFO] running `Command { std: "docker" "start" "-a" "12aaf7a17bd19c09692a42b84340a8fd3a9eb67f634b90b9abd8457fdaeea7ef", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/la_arena-f90736ea76d4296c)
[INFO] [stderr]    Doc-tests la-arena
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Arena<T>::len (line 134) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::clear (line 117) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::new (line 107) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::iter (line 180) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::is_empty (line 153) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::alloc (line 166) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "12aaf7a17bd19c09692a42b84340a8fd3a9eb67f634b90b9abd8457fdaeea7ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12aaf7a17bd19c09692a42b84340a8fd3a9eb67f634b90b9abd8457fdaeea7ef", kill_on_drop: false }`
[INFO] [stdout] 12aaf7a17bd19c09692a42b84340a8fd3a9eb67f634b90b9abd8457fdaeea7ef