[INFO] fetching crate interns 1.2.0...
[INFO] testing interns-1.2.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate interns 1.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate interns 1.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate interns 1.2.0
[INFO] tweaked toml for crates.io crate interns 1.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate interns 1.2.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate interns 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49be5c60b6d691a6d2a98199c04c257c0cac4f11cbdbd41624f2c2571946cbae
[INFO] running `Command { std: "docker" "start" "-a" "49be5c60b6d691a6d2a98199c04c257c0cac4f11cbdbd41624f2c2571946cbae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49be5c60b6d691a6d2a98199c04c257c0cac4f11cbdbd41624f2c2571946cbae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49be5c60b6d691a6d2a98199c04c257c0cac4f11cbdbd41624f2c2571946cbae", kill_on_drop: false }`
[INFO] [stdout] 49be5c60b6d691a6d2a98199c04c257c0cac4f11cbdbd41624f2c2571946cbae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fa9f3d1ef3538d93b6b08dc3ba15bb0ca36950a3277976e634efff1d06ea927
[INFO] running `Command { std: "docker" "start" "-a" "7fa9f3d1ef3538d93b6b08dc3ba15bb0ca36950a3277976e634efff1d06ea927", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling interns v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "7fa9f3d1ef3538d93b6b08dc3ba15bb0ca36950a3277976e634efff1d06ea927", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fa9f3d1ef3538d93b6b08dc3ba15bb0ca36950a3277976e634efff1d06ea927", kill_on_drop: false }`
[INFO] [stdout] 7fa9f3d1ef3538d93b6b08dc3ba15bb0ca36950a3277976e634efff1d06ea927
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1456ca4b98c61b4a10b6424189a196f6a0d904cd89564ef342267e01375dd68
[INFO] running `Command { std: "docker" "start" "-a" "d1456ca4b98c61b4a10b6424189a196f6a0d904cd89564ef342267e01375dd68", kill_on_drop: false }`
[INFO] [stderr]    Compiling interns v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "d1456ca4b98c61b4a10b6424189a196f6a0d904cd89564ef342267e01375dd68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1456ca4b98c61b4a10b6424189a196f6a0d904cd89564ef342267e01375dd68", kill_on_drop: false }`
[INFO] [stdout] d1456ca4b98c61b4a10b6424189a196f6a0d904cd89564ef342267e01375dd68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d08b820cc364f879b6fe9f3e1cd1943412cbc2894136bab20073928f5b9cfb14
[INFO] running `Command { std: "docker" "start" "-a" "d08b820cc364f879b6fe9f3e1cd1943412cbc2894136bab20073928f5b9cfb14", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/interns-4bbc1f3e66ed8033)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::box_test ... ok
[INFO] [stdout] test test::from_to_usize ... ok
[INFO] [stdout] test test::nums ... ok
[INFO] [stdout] test test::string ... ok
[INFO] [stdout] test test::test_struct ... ok
[INFO] [stdout] test test::slices ... ok
[INFO] [stdout] test test::string_interner_prefill ... ok
[INFO] [stdout] test test::resize_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests interns
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/backend/string.rs - backend::string::StringInternerBuilder (line 89) ... ok
[INFO] [stdout] test src/lib.rs - Interner<T,B,H>::get_or_intern (line 160) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] test src/lib.rs - Interner (line 65) ... ok
[INFO] [stdout] test src/lib.rs - Interner<T,B,H>::resolve (line 229) ... ok
[INFO] [stdout] test src/backend/mod.rs - backend::DefaultBackendBuilder (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.59s; merged doctests compilation took 0.57s
[INFO] running `Command { std: "docker" "inspect" "d08b820cc364f879b6fe9f3e1cd1943412cbc2894136bab20073928f5b9cfb14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d08b820cc364f879b6fe9f3e1cd1943412cbc2894136bab20073928f5b9cfb14", kill_on_drop: false }`
[INFO] [stdout] d08b820cc364f879b6fe9f3e1cd1943412cbc2894136bab20073928f5b9cfb14