[INFO] fetching crate dakv_skiplist 0.1.3... [INFO] testing dakv_skiplist-0.1.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate dakv_skiplist 0.1.3 into /workspace/builds/worker-0-tc1/source [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-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate dakv_skiplist 0.1.3 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 63 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f79814ec66dd2ec441f289e984b360fc83f3bf6e8c6fbbc6ba7ce2846ea0f545 [INFO] running `Command { std: "docker" "start" "-a" "f79814ec66dd2ec441f289e984b360fc83f3bf6e8c6fbbc6ba7ce2846ea0f545", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f79814ec66dd2ec441f289e984b360fc83f3bf6e8c6fbbc6ba7ce2846ea0f545", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f79814ec66dd2ec441f289e984b360fc83f3bf6e8c6fbbc6ba7ce2846ea0f545", kill_on_drop: false }` [INFO] [stdout] f79814ec66dd2ec441f289e984b360fc83f3bf6e8c6fbbc6ba7ce2846ea0f545 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3cf379267d8e90f9b7f50d8dd28eb617b45e7f4260720a4b7021b19daccae9a6 [INFO] running `Command { std: "docker" "start" "-a" "3cf379267d8e90f9b7f50d8dd28eb617b45e7f4260720a4b7021b19daccae9a6", kill_on_drop: false }` [INFO] [stderr] Compiling dakv_skiplist v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.65s [INFO] running `Command { std: "docker" "inspect" "3cf379267d8e90f9b7f50d8dd28eb617b45e7f4260720a4b7021b19daccae9a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cf379267d8e90f9b7f50d8dd28eb617b45e7f4260720a4b7021b19daccae9a6", kill_on_drop: false }` [INFO] [stdout] 3cf379267d8e90f9b7f50d8dd28eb617b45e7f4260720a4b7021b19daccae9a6 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bfc9e85fff4024d6bbda042784f949602aa1aa24b9f77f22dc6d1cb8cda7ff16 [INFO] running `Command { std: "docker" "start" "-a" "bfc9e85fff4024d6bbda042784f949602aa1aa24b9f77f22dc6d1cb8cda7ff16", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling libc v0.2.177 [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling csv-core v0.1.13 [INFO] [stderr] Compiling half v1.8.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling criterion-plot v0.4.5 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling csv v1.4.0 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.6 [INFO] [stderr] Compiling dakv_skiplist v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 28.59s [INFO] running `Command { std: "docker" "inspect" "bfc9e85fff4024d6bbda042784f949602aa1aa24b9f77f22dc6d1cb8cda7ff16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfc9e85fff4024d6bbda042784f949602aa1aa24b9f77f22dc6d1cb8cda7ff16", kill_on_drop: false }` [INFO] [stdout] bfc9e85fff4024d6bbda042784f949602aa1aa24b9f77f22dc6d1cb8cda7ff16 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 340dbb63e89f9169542beb2a73972ec0642eb0e6d5e8ce27df549d8be482f468 [INFO] running `Command { std: "docker" "start" "-a" "340dbb63e89f9169542beb2a73972ec0642eb0e6d5e8ce27df549d8be482f468", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dakv_skiplist-434f434ee6063289) [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test cmp::tests::test_simplify ... ok [INFO] [stdout] test skiplist::tests::test_concurrency ... ignored [INFO] [stdout] test skiplist::tests::test_basic_desc ... ok [INFO] [stdout] test skiplist::tests::test_clear ... ok [INFO] [stdout] test skiplist::tests::test_extend ... ok [INFO] [stdout] test arena::tests::test_alloc ... ok [INFO] [stdout] test skiplist::tests::test_basic ... ok [INFO] [stdout] test skiplist::tests::test_into_iter ... ok [INFO] [stdout] test skiplist::tests::test_memory_usage ... ok [INFO] [stdout] test skipnode::tests::test_new_node ... ok [INFO] [stdout] test skiplist_iter::tests::test_basic ... ok [INFO] [stdout] test random::tests::test_cmp ... ok [INFO] [stdout] test cmp::tests::test_basic ... ok [INFO] [stdout] test skipnode::tests::test_next ... 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 0.17s [INFO] [stdout] [INFO] [stderr] Doc-tests dakv_skiplist [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/skiplist.rs - skiplist::SkipList::clear (line 140) ... ok [INFO] [stdout] test src/skiplist.rs - skiplist::SkipList::len (line 82) ... 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 0.76s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "340dbb63e89f9169542beb2a73972ec0642eb0e6d5e8ce27df549d8be482f468", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "340dbb63e89f9169542beb2a73972ec0642eb0e6d5e8ce27df549d8be482f468", kill_on_drop: false }` [INFO] [stdout] 340dbb63e89f9169542beb2a73972ec0642eb0e6d5e8ce27df549d8be482f468