[INFO] fetching crate arcstr 1.0.0...
[INFO] testing arcstr-1.0.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate arcstr 1.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate arcstr 1.0.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arcstr 1.0.0
[INFO] finished tweaking crates.io crate arcstr 1.0.0
[INFO] tweaked toml for crates.io crate arcstr 1.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b817346653010aaf66d3981ee2f1c6ae9e2128bc8fb0b568dd269812ca0a459b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b817346653010aaf66d3981ee2f1c6ae9e2128bc8fb0b568dd269812ca0a459b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b817346653010aaf66d3981ee2f1c6ae9e2128bc8fb0b568dd269812ca0a459b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b817346653010aaf66d3981ee2f1c6ae9e2128bc8fb0b568dd269812ca0a459b", kill_on_drop: false }`
[INFO] [stdout] b817346653010aaf66d3981ee2f1c6ae9e2128bc8fb0b568dd269812ca0a459b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c343751e6dbbd79ba62ae75e8bcba44c2467dbeb61710aafeee664c6d893d06
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0c343751e6dbbd79ba62ae75e8bcba44c2467dbeb61710aafeee664c6d893d06", kill_on_drop: false }`
[INFO] [stderr]    Compiling arcstr v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "0c343751e6dbbd79ba62ae75e8bcba44c2467dbeb61710aafeee664c6d893d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c343751e6dbbd79ba62ae75e8bcba44c2467dbeb61710aafeee664c6d893d06", kill_on_drop: false }`
[INFO] [stdout] 0c343751e6dbbd79ba62ae75e8bcba44c2467dbeb61710aafeee664c6d893d06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8fe94dc89d8f836795d480bed61caa4f2d4ea95b523ea768ebfbe226c099b37
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e8fe94dc89d8f836795d480bed61caa4f2d4ea95b523ea768ebfbe226c099b37", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_test v1.0.126
[INFO] [stderr]    Compiling arcstr v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.84s
[INFO] running `Command { std: "docker" "inspect" "e8fe94dc89d8f836795d480bed61caa4f2d4ea95b523ea768ebfbe226c099b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8fe94dc89d8f836795d480bed61caa4f2d4ea95b523ea768ebfbe226c099b37", kill_on_drop: false }`
[INFO] [stdout] e8fe94dc89d8f836795d480bed61caa4f2d4ea95b523ea768ebfbe226c099b37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4e4ff032bf674fc3986b76de484afb69dda69e8650ca87003da47decf31bef82
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4e4ff032bf674fc3986b76de484afb69dda69e8650ca87003da47decf31bef82", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arcstr-cd69873414370295)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/arc_str.rs (/opt/rustwide/target/debug/deps/arc_str-90bdc0cc61bd7374)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test substr::test::test_from_parts_unchecked_valid ... ok
[INFO] [stdout] test arc_str::test::verify_type_pun_offsets_sasi_big_bufs ... ok
[INFO] [stdout] test mac::test::ensure_no_import ... ok
[INFO] [stdout] test substr::test::test_from_parts_unchecked_err - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test test_fmt ... ok
[INFO] [stdout] test test_hashmap ... ok
[INFO] [stdout] test test_strong_count ... ok
[INFO] [stdout] test test_inherent_overrides ... ok
[INFO] [stdout] test test_loose_ends ... ok
[INFO] [stdout] test test_static_arcstr_include_bytes ... ok
[INFO] [stdout] test test_ord ... ok
[INFO] [stdout] test test_statics ... ok
[INFO] [stdout] test test_ptr_eq ... ok
[INFO] [stdout] test test_from_into_raw ... ok
[INFO] [stdout] test test_indexing ... ok
[INFO] [stdout] test test_various_partial_eq ... ok
[INFO] [stdout] test smoke_test_clone ... ok
[INFO] [stderr]      Running tests/substr.rs (/opt/rustwide/target/debug/deps/substr-1b06feb05066d6de)
[INFO] [stdout] test test_froms_more ... ok
[INFO] [stdout] test test_btreemap ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test test_hashmap ... ok
[INFO] [stdout] test test_ord ... ok
[INFO] [stdout] test test_inherent_overrides ... ok
[INFO] [stdout] test test_parts_shallow_eq ... ok
[INFO] [stdout] test substr_index ... ok
[INFO] [stdout] test double_substr ... ok
[INFO] [stdout] test single_substr ... ok
[INFO] [stdout] test test_substr_from ... ok
[INFO] [stdout] test test_loose_ends ... ok
[INFO] [stdout] test test_cow ... ok
[INFO] [stdout] test test_substr_from_using ... ok
[INFO] [stdout] test test_try_substr_from ... ok
[INFO] [stdout] test test_try_substr_from_using ... ok
[INFO] [stdout] test test_btreemap ... ok
[INFO] [stdout] test test_fmt ... ok
[INFO] [stdout] test test_try_substr_from_substr ... ok
[INFO] [stdout] test substr_panic - should panic ... ok
[INFO] [stdout] test test_various_partial_eq ... ok
[INFO] [stdout] test substr_panic4 - should panic ... ok
[INFO] [stdout] test substr_panic1 - should panic ... ok
[INFO] [stdout] test substr_panic3 - should panic ... ok
[INFO] [stdout] test test_substr_from_panic - should panic ... ok
[INFO] [stdout] test substr_panic2 - should panic ... ok
[INFO] [stderr]    Doc-tests arcstr
[INFO] [stdout] test test_substr_using_arc_panic - should panic ... ok
[INFO] [stdout] test test_substr_using_panic0 - should panic ... ok
[INFO] [stdout] test test_substr_using_panic2 - should panic ... ok
[INFO] [stdout] test test_substr_using_panic1 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 44 tests
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr (line 81) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::substr (line 439) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::from_raw (line 265) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::as_str (line 149) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::is_static (line 371) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::as_static (line 401) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr (line 94) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::is_empty (line 178) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::strong_count (line 334) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::new (line 132) ... ok
[INFO] [stdout] test src/mac.rs - literal (line 24) ... ignored
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::as_bytes (line 212) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::len (line 164) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::strong_count (line 344) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::ptr_eq (line 290) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::into_raw (line 239) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr (line 105) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::substr_using (line 603) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::try_substr_from (line 526) ... ok
[INFO] [stdout] test src/substr.rs - substr::Substr::parent (line 376) ... ignored
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::substr_from (line 473) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::to_string (line 195) ... ok
[INFO] [stdout] test src/mac.rs - literal (line 11) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/mac.rs - format (line 64) ... ok
[INFO] [stdout] test src/arc_str.rs - arc_str::ArcStr::try_substr_using (line 574) ... ok
[INFO] [stdout] test src/mac.rs - literal_substr (line 93) ... ok
[INFO] [stdout] test src/lib.rs - (line 42) ... ok
[INFO] [stdout] test src/substr.rs - substr::Substr::from_parts_unchecked (line 318) ... ok
[INFO] [stdout] test src/substr.rs - substr::Substr::len (line 256) ... ok
[INFO] [stdout] test src/substr.rs - substr::Substr (line 33) ... ok
[INFO] [stdout] test src/substr.rs - substr::Substr::is_empty (line 271) ... ok
[INFO] [stdout] test src/substr.rs - substr::Substr::as_str (line 242) ... ok
[INFO] [stdout] test src/substr.rs - substr::Substr::full (line 144) ... ok
[INFO] [stdout] test src/substr.rs - substr::Substr::new (line 128) ... ok
[INFO] [stdout] test src/substr.rs - substr::Substr::range (line 410) ... ok
[INFO] [stdout] test src/substr.rs - substr::Substr::substr (line 184) ... ok
[INFO] [stdout] test src/substr.rs - substr::Substr::to_string (line 289) ... ok
[INFO] [stdout] test src/substr.rs - substr::Substr::parent (line 385) ... ok
[INFO] [stdout] test src/substr.rs - substr::Substr::shallow_eq (line 356) ... ok
[INFO] [stdout] test src/substr.rs - substr::Substr::substr_from (line 439) ... ok
[INFO] [stdout] test src/substr.rs - substr::Substr::try_substr_from (line 478) ... ok
[INFO] [stdout] test src/substr.rs - substr::Substr::substr_using (line 550) ... ok
[INFO] [stdout] test src/substr.rs - substr::Substr::try_substr_using (line 523) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 42 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 7.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4e4ff032bf674fc3986b76de484afb69dda69e8650ca87003da47decf31bef82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e4ff032bf674fc3986b76de484afb69dda69e8650ca87003da47decf31bef82", kill_on_drop: false }`
[INFO] [stdout] 4e4ff032bf674fc3986b76de484afb69dda69e8650ca87003da47decf31bef82