[INFO] fetching crate single_byte_hashmap 0.1.2...
[INFO] testing single_byte_hashmap-0.1.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate single_byte_hashmap 0.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate single_byte_hashmap 0.1.2
[INFO] finished tweaking crates.io crate single_byte_hashmap 0.1.2
[INFO] tweaked toml for crates.io crate single_byte_hashmap 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate single_byte_hashmap 0.1.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding hashbrown v0.11.2 (available: v0.16.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdc9d6222ce1a2a7935f1a0355f4dc0671e57d4850228d9af24d75be91556fcb
[INFO] running `Command { std: "docker" "start" "-a" "cdc9d6222ce1a2a7935f1a0355f4dc0671e57d4850228d9af24d75be91556fcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdc9d6222ce1a2a7935f1a0355f4dc0671e57d4850228d9af24d75be91556fcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdc9d6222ce1a2a7935f1a0355f4dc0671e57d4850228d9af24d75be91556fcb", kill_on_drop: false }`
[INFO] [stdout] cdc9d6222ce1a2a7935f1a0355f4dc0671e57d4850228d9af24d75be91556fcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fa8619d155cfd0a00f2ea1b7a63287ffbb7af1e30e0446c245bae1dfc33221f
[INFO] running `Command { std: "docker" "start" "-a" "0fa8619d155cfd0a00f2ea1b7a63287ffbb7af1e30e0446c245bae1dfc33221f", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling single_byte_hashmap v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "0fa8619d155cfd0a00f2ea1b7a63287ffbb7af1e30e0446c245bae1dfc33221f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fa8619d155cfd0a00f2ea1b7a63287ffbb7af1e30e0446c245bae1dfc33221f", kill_on_drop: false }`
[INFO] [stdout] 0fa8619d155cfd0a00f2ea1b7a63287ffbb7af1e30e0446c245bae1dfc33221f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e6e9569e2de71d4844602ff24c46cbcf51addd6339ef40b464a8a611cacbd8b
[INFO] running `Command { std: "docker" "start" "-a" "6e6e9569e2de71d4844602ff24c46cbcf51addd6339ef40b464a8a611cacbd8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling single_byte_hashmap v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "6e6e9569e2de71d4844602ff24c46cbcf51addd6339ef40b464a8a611cacbd8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e6e9569e2de71d4844602ff24c46cbcf51addd6339ef40b464a8a611cacbd8b", kill_on_drop: false }`
[INFO] [stdout] 6e6e9569e2de71d4844602ff24c46cbcf51addd6339ef40b464a8a611cacbd8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 356bafca48091bd3b246aa2dad8ffa24799e4eb172663d45064530b5cbc42287
[INFO] running `Command { std: "docker" "start" "-a" "356bafca48091bd3b246aa2dad8ffa24799e4eb172663d45064530b5cbc42287", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/single_byte_hashmap-4f5e2fa554eeb36a)
[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 single_byte_hashmap
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 12) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 12) stdout ----
[INFO] [stdout] error[E0596]: cannot borrow `player_score` as mutable, as it is not declared as mutable
[INFO] [stdout]  --> src/lib.rs:16:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | let player_score: HashMap<u8, u16> = HashMap::with_capacity_and_hasher(256, BuildHasher::default());
[INFO] [stdout]   |     ^^^^^^^^^^^^ not mutable
[INFO] [stdout] 8 | player_score.insert(0, 2000);
[INFO] [stdout]   | ------------ cannot borrow as mutable
[INFO] [stdout] 9 | player_score.insert(1, 3000);
[INFO] [stdout]   | ------------ cannot borrow as mutable
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing this to be mutable
[INFO] [stdout]   |
[INFO] [stdout] 7 | let mut player_score: HashMap<u8, u16> = HashMap::with_capacity_and_hasher(256, BuildHasher::default());
[INFO] [stdout]   |     +++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0596`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 12)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "356bafca48091bd3b246aa2dad8ffa24799e4eb172663d45064530b5cbc42287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356bafca48091bd3b246aa2dad8ffa24799e4eb172663d45064530b5cbc42287", kill_on_drop: false }`
[INFO] [stdout] 356bafca48091bd3b246aa2dad8ffa24799e4eb172663d45064530b5cbc42287