[INFO] fetching crate ukhs 0.3.4... [INFO] testing ukhs-0.3.4 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate ukhs 0.3.4 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate ukhs 0.3.4 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bbhash v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e6dee44b11a646eec229c284c4408645a26ae29ab0804aebca1ed8c91f885db5 [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" "e6dee44b11a646eec229c284c4408645a26ae29ab0804aebca1ed8c91f885db5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e6dee44b11a646eec229c284c4408645a26ae29ab0804aebca1ed8c91f885db5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6dee44b11a646eec229c284c4408645a26ae29ab0804aebca1ed8c91f885db5", kill_on_drop: false }` [INFO] [stdout] e6dee44b11a646eec229c284c4408645a26ae29ab0804aebca1ed8c91f885db5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8fbe728be4e701d7567989b46a6f4434e87826a0829e47fcf28bc9ece5661070 [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" "8fbe728be4e701d7567989b46a6f4434e87826a0829e47fcf28bc9ece5661070", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling gimli v0.22.0 [INFO] [stderr] Compiling syn v1.0.37 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling object v0.20.0 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling miniz_oxide v0.4.0 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling bbhash-sys v0.1.0 [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 tempfile v3.1.0 [INFO] [stderr] Compiling bbhash v0.1.1 [INFO] [stderr] Compiling addr2line v0.13.0 [INFO] [stderr] Compiling backtrace v0.3.50 [INFO] [stderr] Compiling nthash v0.4.3 [INFO] [stderr] Compiling synstructure v0.12.4 [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 32.05s [INFO] running `Command { std: "docker" "inspect" "8fbe728be4e701d7567989b46a6f4434e87826a0829e47fcf28bc9ece5661070", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8fbe728be4e701d7567989b46a6f4434e87826a0829e47fcf28bc9ece5661070", kill_on_drop: false }` [INFO] [stdout] 8fbe728be4e701d7567989b46a6f4434e87826a0829e47fcf28bc9ece5661070 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] c3b393cc97631b4081b30f62d6a8775123950ebc0dcfc017332bfe8d5f9eaf1d [INFO] running `Command { std: "docker" "start" "-a" "c3b393cc97631b4081b30f62d6a8775123950ebc0dcfc017332bfe8d5f9eaf1d", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling bit-vec v0.6.2 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rand_os v0.1.3 [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 rustc_version v0.2.3 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling rusty-fork v0.2.2 [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-queue v0.2.3 [INFO] [stderr] Compiling criterion-plot v0.3.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling proptest v0.9.6 [INFO] [stderr] Compiling bstr v0.2.13 [INFO] [stderr] Compiling csv v1.1.3 [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 11s [INFO] running `Command { std: "docker" "inspect" "c3b393cc97631b4081b30f62d6a8775123950ebc0dcfc017332bfe8d5f9eaf1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3b393cc97631b4081b30f62d6a8775123950ebc0dcfc017332bfe8d5f9eaf1d", kill_on_drop: false }` [INFO] [stdout] c3b393cc97631b4081b30f62d6a8775123950ebc0dcfc017332bfe8d5f9eaf1d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] cd8ce183c4b8eae8caf2253c1be455462bfa2e405c3bd34bc8d1877a78f3e253 [INFO] running `Command { std: "docker" "start" "-a" "cd8ce183c4b8eae8caf2253c1be455462bfa2e405c3bd34bc8d1877a78f3e253", 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 0.17s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ukhs-c708cb9a7986c894 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test::basic_check ... ok [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] [stderr] Running /opt/rustwide/target/debug/deps/ukhs-dfe88b815fa4a1f7 [INFO] [stdout] [INFO] [stdout] running 1 test [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] [stderr] Doc-tests ukhs [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - UKHSHashIterator (line 285) ... ok [INFO] [stdout] test src/lib.rs - UKHSIterator (line 194) ... ok [INFO] [stdout] test src/lib.rs - UKHSHashIterator (line 261) ... 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" "cd8ce183c4b8eae8caf2253c1be455462bfa2e405c3bd34bc8d1877a78f3e253", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd8ce183c4b8eae8caf2253c1be455462bfa2e405c3bd34bc8d1877a78f3e253", kill_on_drop: false }` [INFO] [stdout] cd8ce183c4b8eae8caf2253c1be455462bfa2e405c3bd34bc8d1877a78f3e253