[INFO] fetching crate hashcow 0.2.0...
[INFO] testing hashcow-0.2.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate hashcow 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate hashcow 0.2.0
[INFO] finished tweaking crates.io crate hashcow 0.2.0
[INFO] tweaked toml for crates.io crate hashcow 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hashcow 0.2.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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 9 packages to latest compatible versions
[INFO] [stderr]       Adding hashbrown v0.1.8 (available: v0.16.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ff0479646e9925bc71b668a1eeb5c18cebc6af0ec912cd6d81d1c7a5c98d5d2
[INFO] running `Command { std: "docker" "start" "-a" "8ff0479646e9925bc71b668a1eeb5c18cebc6af0ec912cd6d81d1c7a5c98d5d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ff0479646e9925bc71b668a1eeb5c18cebc6af0ec912cd6d81d1c7a5c98d5d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ff0479646e9925bc71b668a1eeb5c18cebc6af0ec912cd6d81d1c7a5c98d5d2", kill_on_drop: false }`
[INFO] [stdout] 8ff0479646e9925bc71b668a1eeb5c18cebc6af0ec912cd6d81d1c7a5c98d5d2
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f42a934a51fa960267bd73cb0f0e2b685bdbe7776677d506d8c6501013e260c3
[INFO] running `Command { std: "docker" "start" "-a" "f42a934a51fa960267bd73cb0f0e2b685bdbe7776677d506d8c6501013e260c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling hashcow v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]    --> src/lib.rs:310:5
[INFO] [stdout]     |
[INFO] [stdout] 310 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^ help: remove this attribute
[INFO] [stdout]     |
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]    --> src/lib.rs:293:5
[INFO] [stdout]     |
[INFO] [stdout] 293 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.53s
[INFO] running `Command { std: "docker" "inspect" "f42a934a51fa960267bd73cb0f0e2b685bdbe7776677d506d8c6501013e260c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f42a934a51fa960267bd73cb0f0e2b685bdbe7776677d506d8c6501013e260c3", kill_on_drop: false }`
[INFO] [stdout] f42a934a51fa960267bd73cb0f0e2b685bdbe7776677d506d8c6501013e260c3
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1e20a473f99c58490d1a9d60ca62699c727ed2c2990044e08283c8cb3b3640d
[INFO] running `Command { std: "docker" "start" "-a" "d1e20a473f99c58490d1a9d60ca62699c727ed2c2990044e08283c8cb3b3640d", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashcow v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]    --> src/lib.rs:310:5
[INFO] [stdout]     |
[INFO] [stdout] 310 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^ help: remove this attribute
[INFO] [stdout]     |
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]    --> src/lib.rs:293:5
[INFO] [stdout]     |
[INFO] [stdout] 293 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/lib.rs:449:9
[INFO] [stdout]     |
[INFO] [stdout] 449 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]    --> src/lib.rs:310:5
[INFO] [stdout]     |
[INFO] [stdout] 310 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^ help: remove this attribute
[INFO] [stdout]     |
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]    --> src/lib.rs:293:5
[INFO] [stdout]     |
[INFO] [stdout] 293 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "d1e20a473f99c58490d1a9d60ca62699c727ed2c2990044e08283c8cb3b3640d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1e20a473f99c58490d1a9d60ca62699c727ed2c2990044e08283c8cb3b3640d", kill_on_drop: false }`
[INFO] [stdout] d1e20a473f99c58490d1a9d60ca62699c727ed2c2990044e08283c8cb3b3640d
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3108c9e55d54addcabee6c6cdeed09b63f3d6ed5f9feee1ec7ddc5f905c51f4e
[INFO] running `Command { std: "docker" "start" "-a" "3108c9e55d54addcabee6c6cdeed09b63f3d6ed5f9feee1ec7ddc5f905c51f4e", kill_on_drop: false }`
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]    --> src/lib.rs:310:5
[INFO] [stderr]     |
[INFO] [stderr] 310 |     #[inline]
[INFO] [stderr]     |     ^^^^^^^^^ help: remove this attribute
[INFO] [stderr]     |
[INFO] [stderr] note: attribute also specified here
[INFO] [stderr]    --> src/lib.rs:293:5
[INFO] [stderr]     |
[INFO] [stderr] 293 |     #[inline]
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/lib.rs:449:9
[INFO] [stderr]     |
[INFO] [stderr] 449 |     use super::*;
[INFO] [stdout] 
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: `hashcow` (lib) generated 1 warning (run `cargo fix --lib -p hashcow` to apply 1 suggestion)
[INFO] [stderr] warning: `hashcow` (lib test) generated 2 warnings (1 duplicate) (run `cargo fix --lib -p hashcow --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hashcow-b942d89169b22b2c)
[INFO] [stderr]    Doc-tests hashcow
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs - CowHashMap<'a,K,V>::iter (line 403) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap<'a,K,V>::capacity (line 108) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap<'a,K,V>::is_empty (line 141) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap<'a,K,V>::insert_borrowed (line 208) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap<'a,K,V>::new (line 75) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap<'a,K,V>::insert_borrowed_owned_key (line 230) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap<'a,K,V>::get (line 246) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap<'a,K,V>::remove (line 425) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap<'a,K,V>::with_capacity (line 90) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap<'a,K,V>::get_mut (line 269) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap<'a,K,V>::insert_owned_borrowed_key (line 186) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap<'a,K,V>::borrow_fields (line 360) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap<'a,K,V>::keys (line 297) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap<'a,K,V>::insert_owned (line 164) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3108c9e55d54addcabee6c6cdeed09b63f3d6ed5f9feee1ec7ddc5f905c51f4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3108c9e55d54addcabee6c6cdeed09b63f3d6ed5f9feee1ec7ddc5f905c51f4e", kill_on_drop: false }`
[INFO] [stdout] 3108c9e55d54addcabee6c6cdeed09b63f3d6ed5f9feee1ec7ddc5f905c51f4e