[INFO] fetching crate dakv_skiplist 0.1.3... [INFO] testing dakv_skiplist-0.1.3 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate dakv_skiplist 0.1.3 into /workspace/builds/worker-56/source [INFO] validating manifest of crates.io crate dakv_skiplist 0.1.3 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dakv_skiplist 0.1.3 [INFO] finished tweaking crates.io crate dakv_skiplist 0.1.3 [INFO] tweaked toml for crates.io crate dakv_skiplist 0.1.3 written to /workspace/builds/worker-56/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fb85bfe357c6d0466552df72334d4443d6b5104e6cae414bb9ccd03746cdcfac [INFO] running `Command { std: "docker" "start" "-a" "fb85bfe357c6d0466552df72334d4443d6b5104e6cae414bb9ccd03746cdcfac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb85bfe357c6d0466552df72334d4443d6b5104e6cae414bb9ccd03746cdcfac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb85bfe357c6d0466552df72334d4443d6b5104e6cae414bb9ccd03746cdcfac", kill_on_drop: false }` [INFO] [stdout] fb85bfe357c6d0466552df72334d4443d6b5104e6cae414bb9ccd03746cdcfac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 352131200c989650bd89bf1b9efee2b4c0f5c874e7a1e7c1951f4a2101508ae3 [INFO] running `Command { std: "docker" "start" "-a" "352131200c989650bd89bf1b9efee2b4c0f5c874e7a1e7c1951f4a2101508ae3", kill_on_drop: false }` [INFO] [stderr] Compiling dakv_skiplist v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.39s [INFO] running `Command { std: "docker" "inspect" "352131200c989650bd89bf1b9efee2b4c0f5c874e7a1e7c1951f4a2101508ae3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "352131200c989650bd89bf1b9efee2b4c0f5c874e7a1e7c1951f4a2101508ae3", kill_on_drop: false }` [INFO] [stdout] 352131200c989650bd89bf1b9efee2b4c0f5c874e7a1e7c1951f4a2101508ae3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2388e52a4ff2542dfa762f989a1bc3a9c7e901931171ccfbc8752fb6bd30479a [INFO] running `Command { std: "docker" "start" "-a" "2388e52a4ff2542dfa762f989a1bc3a9c7e901931171ccfbc8752fb6bd30479a", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling ryu v1.0.6 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling regex-syntax v0.6.25 [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 clap v2.34.0 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stderr] Compiling dakv_skiplist v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 22.74s [INFO] running `Command { std: "docker" "inspect" "2388e52a4ff2542dfa762f989a1bc3a9c7e901931171ccfbc8752fb6bd30479a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2388e52a4ff2542dfa762f989a1bc3a9c7e901931171ccfbc8752fb6bd30479a", kill_on_drop: false }` [INFO] [stdout] 2388e52a4ff2542dfa762f989a1bc3a9c7e901931171ccfbc8752fb6bd30479a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f469accd6ef99c43700f867a9d06406d6c2fbaa26c5238555b349ac8857484c2 [INFO] running `Command { std: "docker" "start" "-a" "f469accd6ef99c43700f867a9d06406d6c2fbaa26c5238555b349ac8857484c2", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.23s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/dakv_skiplist-f08fd43a07a384e3) [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test arena::tests::test_alloc ... ok [INFO] [stdout] test cmp::tests::test_basic ... ok [INFO] [stdout] test cmp::tests::test_simplify ... ok [INFO] [stdout] test random::tests::test_cmp ... ok [INFO] [stdout] test skiplist::tests::test_concurrency ... ignored [INFO] [stdout] test skiplist::tests::test_clear ... ok [INFO] [stdout] test skiplist::tests::test_basic_desc ... ok [INFO] [stdout] test skiplist::tests::test_extend ... ok [INFO] [stdout] test skiplist::tests::test_memory_usage ... ok [INFO] [stdout] test skiplist::tests::test_into_iter ... ok [INFO] [stdout] test skipnode::tests::test_new_node ... ok [INFO] [stdout] test skiplist::tests::test_basic ... ok [INFO] [stdout] test skipnode::tests::test_next ... ok [INFO] [stdout] test skiplist_iter::tests::test_basic ... ok [INFO] [stdout] test arena::tests::test_simple ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 14 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.21s [INFO] [stdout] [INFO] [stderr] Doc-tests dakv_skiplist [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/skiplist.rs - skiplist::SkipList::len (line 82) ... ok [INFO] [stdout] test src/skiplist.rs - skiplist::SkipList::clear (line 140) ... ok [INFO] [stdout] test src/skiplist.rs - skiplist::SkipList::is_empty (line 102) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f469accd6ef99c43700f867a9d06406d6c2fbaa26c5238555b349ac8857484c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f469accd6ef99c43700f867a9d06406d6c2fbaa26c5238555b349ac8857484c2", kill_on_drop: false }` [INFO] [stdout] f469accd6ef99c43700f867a9d06406d6c2fbaa26c5238555b349ac8857484c2