[INFO] fetching crate bumpalo_try 0.1.0...
[INFO] testing bumpalo_try-0.1.0 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate bumpalo_try 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate bumpalo_try 0.1.0
[INFO] finished tweaking crates.io crate bumpalo_try 0.1.0
[INFO] tweaked toml for crates.io crate bumpalo_try 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bumpalo_try 0.1.0 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33072eeeb84434b3ea77e39ee407cdabcf9d553b7a63832e2e7c58bb807aa45e
[INFO] running `Command { std: "docker" "start" "-a" "33072eeeb84434b3ea77e39ee407cdabcf9d553b7a63832e2e7c58bb807aa45e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33072eeeb84434b3ea77e39ee407cdabcf9d553b7a63832e2e7c58bb807aa45e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33072eeeb84434b3ea77e39ee407cdabcf9d553b7a63832e2e7c58bb807aa45e", kill_on_drop: false }`
[INFO] [stdout] 33072eeeb84434b3ea77e39ee407cdabcf9d553b7a63832e2e7c58bb807aa45e
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89cb0c5651a1c59e3a3020dfd550503cf3b085df38e755fad29f358b7f3669ce
[INFO] running `Command { std: "docker" "start" "-a" "89cb0c5651a1c59e3a3020dfd550503cf3b085df38e755fad29f358b7f3669ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling bumpalo v3.19.1
[INFO] [stderr]    Compiling bumpalo_try v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "89cb0c5651a1c59e3a3020dfd550503cf3b085df38e755fad29f358b7f3669ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89cb0c5651a1c59e3a3020dfd550503cf3b085df38e755fad29f358b7f3669ce", kill_on_drop: false }`
[INFO] [stdout] 89cb0c5651a1c59e3a3020dfd550503cf3b085df38e755fad29f358b7f3669ce
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d2908b9b4067ce983e9b0d095ce9c27c353b1020e93b4732d0d91ef9d103046
[INFO] running `Command { std: "docker" "start" "-a" "9d2908b9b4067ce983e9b0d095ce9c27c353b1020e93b4732d0d91ef9d103046", kill_on_drop: false }`
[INFO] [stderr]    Compiling bumpalo_try v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "9d2908b9b4067ce983e9b0d095ce9c27c353b1020e93b4732d0d91ef9d103046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d2908b9b4067ce983e9b0d095ce9c27c353b1020e93b4732d0d91ef9d103046", kill_on_drop: false }`
[INFO] [stdout] 9d2908b9b4067ce983e9b0d095ce9c27c353b1020e93b4732d0d91ef9d103046
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] da55e21fe166075358e46320521b40e86d1b5724ec03703a6025319007ad5ee0
[INFO] running `Command { std: "docker" "start" "-a" "da55e21fe166075358e46320521b40e86d1b5724ec03703a6025319007ad5ee0", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bumpalo_try-ba9135dacd7b375a)
[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 bumpalo_try
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - BumpaloExtend::alloc_slice_fill_iter_option (line 115) ... FAILED
[INFO] [stdout] test src/lib.rs - BumpaloExtend::alloc_slice_fill_with_option (line 47) ... ok
[INFO] [stdout] test src/lib.rs - BumpaloExtend::alloc_slice_fill_with_result (line 18) ... ok
[INFO] [stdout] test src/lib.rs - BumpaloExtend::alloc_slice_fill_with_option (line 54) ... ok
[INFO] [stdout] test src/lib.rs - BumpaloExtend::alloc_slice_fill_iter_result (line 87) ... ok
[INFO] [stdout] test src/lib.rs - BumpaloExtend::alloc_slice_fill_with_result (line 25) ... ok
[INFO] [stdout] test src/lib.rs - BumpaloExtend::alloc_slice_fill_iter_result (line 80) ... ok
[INFO] [stdout] test src/lib.rs - BumpaloExtend::alloc_slice_fill_iter_option (line 122) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - BumpaloExtend::alloc_slice_fill_iter_option (line 115) stdout ----
[INFO] [stdout] error[E0689]: can't call method `checked_pow` on ambiguous numeric type `{integer}`
[INFO] [stdout]    --> src/lib.rs:119:99
[INFO] [stdout]     |
[INFO] [stdout] 119 | let x: Option<&mut [i32]> = bump.alloc_slice_fill_iter_option([2, 3, 5].iter().cloned().map(|i| i.checked_pow(2)));
[INFO] [stdout]     |                                                                                              -    ^^^^^^^^^^^
[INFO] [stdout]     |                                                                                              |
[INFO] [stdout]     |                                                                                              you must specify a type for this binding, like `i32`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0689`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - BumpaloExtend::alloc_slice_fill_iter_option (line 115)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.85s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "da55e21fe166075358e46320521b40e86d1b5724ec03703a6025319007ad5ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da55e21fe166075358e46320521b40e86d1b5724ec03703a6025319007ad5ee0", kill_on_drop: false }`
[INFO] [stdout] da55e21fe166075358e46320521b40e86d1b5724ec03703a6025319007ad5ee0
