[INFO] fetching crate string-interner 0.12.2...
[INFO] testing string-interner-0.12.2 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate string-interner 0.12.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate string-interner 0.12.2 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate string-interner 0.12.2
[INFO] finished tweaking crates.io crate string-interner 0.12.2
[INFO] tweaked toml for crates.io crate string-interner 0.12.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 420d824efb86a659c5ff884cbdea77f5c14bd030bdcee48be0cc0324583254b4
[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" "420d824efb86a659c5ff884cbdea77f5c14bd030bdcee48be0cc0324583254b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "420d824efb86a659c5ff884cbdea77f5c14bd030bdcee48be0cc0324583254b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "420d824efb86a659c5ff884cbdea77f5c14bd030bdcee48be0cc0324583254b4", kill_on_drop: false }`
[INFO] [stdout] 420d824efb86a659c5ff884cbdea77f5c14bd030bdcee48be0cc0324583254b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 782959dfd4513e0b1f705a2ab8ac77cc21d298d4ac23439237474f5056877ecc
[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" "782959dfd4513e0b1f705a2ab8ac77cc21d298d4ac23439237474f5056877ecc", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling string-interner v0.12.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "782959dfd4513e0b1f705a2ab8ac77cc21d298d4ac23439237474f5056877ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "782959dfd4513e0b1f705a2ab8ac77cc21d298d4ac23439237474f5056877ecc", kill_on_drop: false }`
[INFO] [stdout] 782959dfd4513e0b1f705a2ab8ac77cc21d298d4ac23439237474f5056877ecc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5bb9cc3f1011710e68d85375391bf7f342e307893f59d3d550f711b0e786b781
[INFO] running `Command { std: "docker" "start" "-a" "5bb9cc3f1011710e68d85375391bf7f342e307893f59d3d550f711b0e786b781", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling jemalloc-ctl v0.3.3
[INFO] [stderr]    Compiling jemallocator v0.3.2
[INFO] [stderr]    Compiling string-interner v0.12.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2m 26s
[INFO] running `Command { std: "docker" "inspect" "5bb9cc3f1011710e68d85375391bf7f342e307893f59d3d550f711b0e786b781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bb9cc3f1011710e68d85375391bf7f342e307893f59d3d550f711b0e786b781", kill_on_drop: false }`
[INFO] [stdout] 5bb9cc3f1011710e68d85375391bf7f342e307893f59d3d550f711b0e786b781
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 930c565646bcb57c4bace9e3c1bb50680ed412c9ff3e0ada6e4e0f32c9beb1d6
[INFO] running `Command { std: "docker" "start" "-a" "930c565646bcb57c4bace9e3c1bb50680ed412c9ff3e0ada6e4e0f32c9beb1d6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stdout] running 37 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/string_interner-7570aec1327d3be5)
[INFO] [stdout] test symbol::tests::try_from_usize_works_for_usize ... ok
[INFO] [stdout] test tests::bucket_backend::get_or_intern_static_works ... ok
[INFO] [stdout] test tests::bucket_backend::get_or_intern_works ... ok
[INFO] [stdout] test tests::bucket_backend::get_works ... ok
[INFO] [stdout] test backend::bucket::interned_str::tests::size_of ... ok
[INFO] [stdout] test tests::bucket_backend::extend_works ... ok
[INFO] [stdout] test tests::bucket_backend::from_iter_works ... ok
[INFO] [stdout] test symbol::tests::same_size_as_u32 ... ok
[INFO] [stdout] test symbol::tests::try_from_usize_works ... ok
[INFO] [stdout] test symbol::tests::same_size_as_optional ... ok
[INFO] [stdout] test symbol::tests::try_from_usize_works_for_u16 ... ok
[INFO] [stdout] test tests::bucket_backend::clone_works ... ok
[INFO] [stdout] test tests::bucket_backend::is_empty_works ... ok
[INFO] [stdout] test tests::bucket_backend::test_memory_consumption ... ignored
[INFO] [stdout] test tests::simple_backend::test_memory_consumption ... ignored
[INFO] [stdout] test tests::simple_backend::resolve_works ... ok
[INFO] [stdout] test tests::simple_backend::clone_works ... ok
[INFO] [stdout] test tests::simple_backend::get_or_intern_static_works ... ok
[INFO] [stdout] test tests::simple_backend::extend_works ... ok
[INFO] [stdout] test tests::string_backend::get_or_intern_works ... ok
[INFO] [stdout] test tests::simple_backend::get_or_intern_works ... ok
[INFO] [stdout] test tests::string_backend::test_memory_consumption ... ignored
[INFO] [stdout] test tests::simple_backend::get_works ... ok
[INFO] [stdout] test tests::simple_backend::is_empty_works ... ok
[INFO] [stdout] test tests::string_backend::extend_works ... ok
[INFO] [stdout] test tests::string_backend::from_iter_works ... ok
[INFO] [stdout] test tests::simple_backend::from_iter_works ... ok
[INFO] [stdout] test tests::string_backend::get_or_intern_static_works ... ok
[INFO] [stdout] test tests::string_backend::clone_works ... ok
[INFO] [stdout] test tests::string_backend::get_works ... ok
[INFO] [stdout] test tests::string_backend::is_empty_works ... ok
[INFO] [stderr]    Doc-tests string-interner
[INFO] [stdout] test tests::string_backend::resolve_works ... ok
[INFO] [stdout] test tests::bucket_backend::new_works ... ok
[INFO] [stdout] test tests::string_backend::new_works ... ok
[INFO] [stdout] test tests::simple_backend::new_works ... ok
[INFO] [stdout] test tests::bucket_backend::resolve_works ... ok
[INFO] [stdout] test symbol::tests::try_from_usize_works_for_u32 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] test src/lib.rs - (line 44) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "930c565646bcb57c4bace9e3c1bb50680ed412c9ff3e0ada6e4e0f32c9beb1d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "930c565646bcb57c4bace9e3c1bb50680ed412c9ff3e0ada6e4e0f32c9beb1d6", kill_on_drop: false }`
[INFO] [stdout] 930c565646bcb57c4bace9e3c1bb50680ed412c9ff3e0ada6e4e0f32c9beb1d6