[INFO] fetching crate io_interner 0.4.0...
[INFO] testing io_interner-0.4.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate io_interner 0.4.0 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate io_interner 0.4.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate io_interner 0.4.0
[INFO] finished tweaking crates.io crate io_interner 0.4.0
[INFO] tweaked toml for crates.io crate io_interner 0.4.0 written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sync_2 v1.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ecc4b73765fe7090045cea7c5bfb75ec2878ebb32deb6d928a4b5c61f922a214
[INFO] running `Command { std: "docker" "start" "-a" "ecc4b73765fe7090045cea7c5bfb75ec2878ebb32deb6d928a4b5c61f922a214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecc4b73765fe7090045cea7c5bfb75ec2878ebb32deb6d928a4b5c61f922a214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecc4b73765fe7090045cea7c5bfb75ec2878ebb32deb6d928a4b5c61f922a214", kill_on_drop: false }`
[INFO] [stdout] ecc4b73765fe7090045cea7c5bfb75ec2878ebb32deb6d928a4b5c61f922a214
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf01632992e6f818a10e4784cb7108e62cfaee6951a6dc31fad216b84d7e6deb
[INFO] running `Command { std: "docker" "start" "-a" "bf01632992e6f818a10e4784cb7108e62cfaee6951a6dc31fad216b84d7e6deb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling sync_2 v1.0.4
[INFO] [stderr]    Compiling io_interner v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "bf01632992e6f818a10e4784cb7108e62cfaee6951a6dc31fad216b84d7e6deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf01632992e6f818a10e4784cb7108e62cfaee6951a6dc31fad216b84d7e6deb", kill_on_drop: false }`
[INFO] [stdout] bf01632992e6f818a10e4784cb7108e62cfaee6951a6dc31fad216b84d7e6deb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b91eb0c9bef79d194fe7d325d48db9f0bc3176f317ba81bf75f2b9494a2ea05c
[INFO] running `Command { std: "docker" "start" "-a" "b91eb0c9bef79d194fe7d325d48db9f0bc3176f317ba81bf75f2b9494a2ea05c", kill_on_drop: false }`
[INFO] [stderr]    Compiling io_interner v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "b91eb0c9bef79d194fe7d325d48db9f0bc3176f317ba81bf75f2b9494a2ea05c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b91eb0c9bef79d194fe7d325d48db9f0bc3176f317ba81bf75f2b9494a2ea05c", kill_on_drop: false }`
[INFO] [stdout] b91eb0c9bef79d194fe7d325d48db9f0bc3176f317ba81bf75f2b9494a2ea05c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 450749b950488846b7be01bbf5d2cf1df806c518e4fb98e137c4557123ad5a48
[INFO] running `Command { std: "docker" "start" "-a" "450749b950488846b7be01bbf5d2cf1df806c518e4fb98e137c4557123ad5a48", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/io_interner-5054326da7d71e5a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests io_interner
[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 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" "450749b950488846b7be01bbf5d2cf1df806c518e4fb98e137c4557123ad5a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "450749b950488846b7be01bbf5d2cf1df806c518e4fb98e137c4557123ad5a48", kill_on_drop: false }`
[INFO] [stdout] 450749b950488846b7be01bbf5d2cf1df806c518e4fb98e137c4557123ad5a48