[INFO] fetching crate ukhs 0.3.4... [INFO] testing ukhs-0.3.4 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] extracting crate ukhs 0.3.4 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate ukhs 0.3.4 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate ukhs 0.3.4 [INFO] finished tweaking crates.io crate ukhs 0.3.4 [INFO] tweaked toml for crates.io crate ukhs 0.3.4 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 07523db2b4b8e271d08a3b17d497c8eb16c558fd124594565efa6757be4df420 [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" "07523db2b4b8e271d08a3b17d497c8eb16c558fd124594565efa6757be4df420", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "07523db2b4b8e271d08a3b17d497c8eb16c558fd124594565efa6757be4df420", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07523db2b4b8e271d08a3b17d497c8eb16c558fd124594565efa6757be4df420", kill_on_drop: false }` [INFO] [stdout] 07523db2b4b8e271d08a3b17d497c8eb16c558fd124594565efa6757be4df420 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dbe1f8a864476c74f557b6a417c3720216abb3923ff2b3589eedea7eeff767c4 [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" "dbe1f8a864476c74f557b6a417c3720216abb3923ff2b3589eedea7eeff767c4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling cc v1.0.65 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling bbhash-sys v0.1.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling backtrace v0.3.55 [INFO] [stderr] Compiling syn v1.0.52 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling nthash v0.4.3 [INFO] [stderr] Compiling bbhash v0.1.1 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling ukhs v0.3.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.03s [INFO] running `Command { std: "docker" "inspect" "dbe1f8a864476c74f557b6a417c3720216abb3923ff2b3589eedea7eeff767c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbe1f8a864476c74f557b6a417c3720216abb3923ff2b3589eedea7eeff767c4", kill_on_drop: false }` [INFO] [stdout] dbe1f8a864476c74f557b6a417c3720216abb3923ff2b3589eedea7eeff767c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f664cd37c64ce879447a90bfa8b5db72a2c7a512c7e689138f0083280b884b9 [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" "8f664cd37c64ce879447a90bfa8b5db72a2c7a512c7e689138f0083280b884b9", kill_on_drop: false }` [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling const_fn v0.4.3 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling bit-vec v0.6.2 [INFO] [stderr] Compiling regex-syntax v0.6.21 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling rusty-fork v0.2.2 [INFO] [stderr] Compiling crossbeam-channel v0.5.0 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling rand_xoshiro v0.1.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.1 [INFO] [stderr] Compiling criterion-plot v0.3.1 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling proptest v0.9.6 [INFO] [stderr] Compiling bstr v0.2.14 [INFO] [stderr] Compiling csv v1.1.5 [INFO] [stderr] Compiling tinytemplate v1.1.0 [INFO] [stderr] Compiling criterion v0.2.11 [INFO] [stderr] Compiling ukhs v0.3.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashSet` [INFO] [stdout] --> tests/ukhs.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::collections::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::FromIterator` [INFO] [stdout] --> tests/ukhs.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/ukhs.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | let mut unikmers: Vec = it.map(|(_, x)| x).collect(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/ukhs.rs:29:13 [INFO] [stdout] | [INFO] [stdout] 29 | let mut ukhs_unhash: Vec = ukhs_hash [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:397:13 [INFO] [stdout] | [INFO] [stdout] 397 | let mut ukhs_unhash_set: HashSet = ukhs_hash [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:439:13 [INFO] [stdout] | [INFO] [stdout] 439 | let mut unikmers: Vec = it.map(|(_, x)| x).collect(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:462:13 [INFO] [stdout] | [INFO] [stdout] 462 | let mut ukhs_unhash: Vec = ukhs_hash [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 19s [INFO] running `Command { std: "docker" "inspect" "8f664cd37c64ce879447a90bfa8b5db72a2c7a512c7e689138f0083280b884b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f664cd37c64ce879447a90bfa8b5db72a2c7a512c7e689138f0083280b884b9", kill_on_drop: false }` [INFO] [stdout] 8f664cd37c64ce879447a90bfa8b5db72a2c7a512c7e689138f0083280b884b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4543e2678abb27990847bde5d10686f0bb6f88414bb3e30c86a35aa7c00a0e75 [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" "4543e2678abb27990847bde5d10686f0bb6f88414bb3e30c86a35aa7c00a0e75", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `std::collections::HashSet` [INFO] [stderr] --> tests/ukhs.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::collections::HashSet; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::FromIterator` [INFO] [stderr] --> tests/ukhs.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::iter::FromIterator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/ukhs.rs:17:13 [INFO] [stderr] | [INFO] [stderr] 17 | let mut unikmers: Vec = it.map(|(_, x)| x).collect(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/ukhs.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | let mut ukhs_unhash: Vec = ukhs_hash [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:397:13 [INFO] [stderr] | [INFO] [stderr] 397 | let mut ukhs_unhash_set: HashSet = ukhs_hash [INFO] [stderr] | ----^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:439:13 [INFO] [stderr] | [INFO] [stderr] 439 | let mut unikmers: Vec = it.map(|(_, x)| x).collect(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:462:13 [INFO] [stderr] | [INFO] [stderr] 462 | let mut ukhs_unhash: Vec = ukhs_hash [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ukhs-9f9ec83fec0739cb [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test::basic_check ... ok [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ukhs-e4621f6549e764d8 [INFO] [stdout] test test::longer_check ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests ukhs [INFO] [stdout] test oracle_check ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - UKHSHashIterator (line 261) ... ok [INFO] [stdout] test src/lib.rs - UKHSHashIterator (line 285) ... ok [INFO] [stdout] test src/lib.rs - UKHSIterator (line 194) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4543e2678abb27990847bde5d10686f0bb6f88414bb3e30c86a35aa7c00a0e75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4543e2678abb27990847bde5d10686f0bb6f88414bb3e30c86a35aa7c00a0e75", kill_on_drop: false }` [INFO] [stdout] 4543e2678abb27990847bde5d10686f0bb6f88414bb3e30c86a35aa7c00a0e75