[INFO] fetching crate kstd 0.0.4...
[INFO] testing kstd-0.0.4 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate kstd 0.0.4 into /workspace/builds/worker-5-tc2/source
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate kstd 0.0.4
[INFO] finished tweaking crates.io crate kstd 0.0.4
[INFO] tweaked toml for crates.io crate kstd 0.0.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kstd 0.0.4 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding derive_more v0.99.20 (available: v2.0.1)
[INFO] [stderr]       Adding spin v0.9.8 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00073ec5e1c6c60a3e75cb0915775fc9a216c79121ef608184e07539d4027e2a
[INFO] running `Command { std: "docker" "start" "-a" "00073ec5e1c6c60a3e75cb0915775fc9a216c79121ef608184e07539d4027e2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00073ec5e1c6c60a3e75cb0915775fc9a216c79121ef608184e07539d4027e2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00073ec5e1c6c60a3e75cb0915775fc9a216c79121ef608184e07539d4027e2a", kill_on_drop: false }`
[INFO] [stdout] 00073ec5e1c6c60a3e75cb0915775fc9a216c79121ef608184e07539d4027e2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f58e928fef8946949cc64a7fd7c8691c78a8a02b6f6be223263ac315e837ced8
[INFO] running `Command { std: "docker" "start" "-a" "f58e928fef8946949cc64a7fd7c8691c78a8a02b6f6be223263ac315e837ced8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling kstd v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::io::read::*`
[INFO] [stdout]   --> src/io/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use crate::io::read::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `error_in_core` has been stable since 1.81.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(error_in_core)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.67s
[INFO] running `Command { std: "docker" "inspect" "f58e928fef8946949cc64a7fd7c8691c78a8a02b6f6be223263ac315e837ced8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f58e928fef8946949cc64a7fd7c8691c78a8a02b6f6be223263ac315e837ced8", kill_on_drop: false }`
[INFO] [stdout] f58e928fef8946949cc64a7fd7c8691c78a8a02b6f6be223263ac315e837ced8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75031d1127b8b335ef81735914e140c103cd325a7f64145d637c2adedd61b004
[INFO] running `Command { std: "docker" "start" "-a" "75031d1127b8b335ef81735914e140c103cd325a7f64145d637c2adedd61b004", kill_on_drop: false }`
[INFO] [stderr]    Compiling kstd v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::io::read::*`
[INFO] [stdout]   --> src/io/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use crate::io::read::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `error_in_core` has been stable since 1.81.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(error_in_core)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::io::read::*`
[INFO] [stdout]   --> src/io/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use crate::io::read::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `error_in_core` has been stable since 1.81.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(error_in_core)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "75031d1127b8b335ef81735914e140c103cd325a7f64145d637c2adedd61b004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75031d1127b8b335ef81735914e140c103cd325a7f64145d637c2adedd61b004", kill_on_drop: false }`
[INFO] [stdout] 75031d1127b8b335ef81735914e140c103cd325a7f64145d637c2adedd61b004
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bebd5fbb3baff34e672e782e803fb764b566698c93d37b5a946caada338c5e54
[INFO] running `Command { std: "docker" "start" "-a" "bebd5fbb3baff34e672e782e803fb764b566698c93d37b5a946caada338c5e54", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::io::read::*`
[INFO] [stderr]   --> src/io/mod.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub use crate::io::read::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `error_in_core` has been stable since 1.81.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(error_in_core)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `kstd` (lib) generated 2 warnings (run `cargo fix --lib -p kstd` to apply 1 suggestion)
[INFO] [stderr] warning: `kstd` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kstd-2bb06ea140437bd0)
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test collections::deltaq::tests::test_insert_duplicates ... ok
[INFO] [stdout] test collections::deltaq::tests::test_insert_duplicates_different_values ... ok
[INFO] [stdout] test collections::deltaq::tests::test_insert_in_order ... ok
[INFO] [stdout] test collections::deltaq::tests::test_insert_no_order ... ok
[INFO] [stdout] test collections::deltaq::tests::test_insert_many ... ok
[INFO] [stdout] test collections::deltaq::tests::test_simple_insert ... ok
[INFO] [stdout] test collections::lru::tests::test_lru_evict_all_on_drop ... ok
[INFO] [stdout] test collections::deltaq::tests::test_insert_reverse_order ... ok
[INFO] [stdout] test collections::lru::tests::test_lru_insert_with_evict ... ok
[INFO] [stdout] test collections::lru::tests::test_lru_new_is_empty ... ok
[INFO] [stdout] test io::block::cache::tests::test_cache_read ... ok
[INFO] [stdout] test io::block::tests::test_read_at_0 ... ok
[INFO] [stdout] test io::block::tests::test_read_at_7 ... ok
[INFO] [stdout] test collections::lru::tests::test_lru_insert ... ok
[INFO] [stdout] test io::cursor::tests::test_read ... ok
[INFO] [stdout] test io::cursor::tests::test_read_vec ... ok
[INFO] [stdout] test path::components::tests::test_components_absolute ... ok
[INFO] [stdout] test path::components::tests::test_empty_fragments ... ok
[INFO] [stdout] test path::components::tests::test_somewhat_fused ... ok
[INFO] [stdout] test path::components::tests::test_trailing_slashes ... ok
[INFO] [stdout] test path::owned::tests::test_into_components ... ok
[INFO] [stdout] test path::owned::tests::test_into_components_with_specials ... ok
[INFO] [stdout] test path::owned::tests::test_multiple_parents_at_beginning ... ok
[INFO] [stdout] test path::owned::tests::test_push_multiple_parents_absolute ... ok
[INFO] [stdout] test path::owned::tests::test_push_multiple_parents_with_current_dir ... ok
[INFO] [stdout] test path::owned::tests::test_push_separators ... ok
[INFO] [stdout] test path::owned::tests::test_push_trivial ... ok
[INFO] [stdout] test path::tests::test_parent ... ok
[INFO] [stdout] test path::tests::test_to_owned ... ok
[INFO] [stdout] test path::tests::test_trivial ... ok
[INFO] [stdout] test path::components::tests::test_components ... ok
[INFO] [stdout] test path::components::tests::test_trailing_slash ... ok
[INFO] [stdout] test collections::lru::tests::test_lru_insert_reverse ... ok
[INFO] [stdout] test io::block::tests::test_read_at_512 ... ok
[INFO] [stdout] test path::owned::tests::test_push_absolute ... ok
[INFO] [stdout] test path::owned::tests::test_push_multiple_parents ... ok
[INFO] [stdout] test path::owned::tests::test_push_parent_at_beginning ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kstd
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/path/components.rs - path::components::Component (line 75) ... ok
[INFO] [stdout] test src/path/owned.rs - path::owned::OwnedPath::push (line 61) ... ok
[INFO] [stdout] test src/path/owned.rs - path::owned::OwnedPath::push (line 70) ... ok
[INFO] [stdout] test src/path/components.rs - path::components::Component (line 88) ... ok
[INFO] [stdout] test src/path/owned.rs - path::owned::OwnedPath::into_components (line 105) ... ok
[INFO] [stdout] test src/io/macros.rs - io::macros::read_bytes (line 4) ... ok
[INFO] [stdout] test src/path/components.rs - path::components::Component (line 99) ... ok
[INFO] [stdout] test src/path/owned.rs - path::owned::OwnedPath::push (line 53) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bebd5fbb3baff34e672e782e803fb764b566698c93d37b5a946caada338c5e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bebd5fbb3baff34e672e782e803fb764b566698c93d37b5a946caada338c5e54", kill_on_drop: false }`
[INFO] [stdout] bebd5fbb3baff34e672e782e803fb764b566698c93d37b5a946caada338c5e54