[INFO] fetching crate stream_histogram 0.1.1... [INFO] testing stream_histogram-0.1.1 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] extracting crate stream_histogram 0.1.1 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate stream_histogram 0.1.1 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate stream_histogram 0.1.1 [INFO] finished tweaking crates.io crate stream_histogram 0.1.1 [INFO] tweaked toml for crates.io crate stream_histogram 0.1.1 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e33af7f85bd0d031150bd31f04de3190c17be92291c7e04c5d366fb86c81d21e [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" "e33af7f85bd0d031150bd31f04de3190c17be92291c7e04c5d366fb86c81d21e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e33af7f85bd0d031150bd31f04de3190c17be92291c7e04c5d366fb86c81d21e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e33af7f85bd0d031150bd31f04de3190c17be92291c7e04c5d366fb86c81d21e", kill_on_drop: false }` [INFO] [stdout] e33af7f85bd0d031150bd31f04de3190c17be92291c7e04c5d366fb86c81d21e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4b8a0c054f0e0543434067ffe8f4361cfaea675607d716fe5f5d28acae742044 [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" "4b8a0c054f0e0543434067ffe8f4361cfaea675607d716fe5f5d28acae742044", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling linked-list v0.0.3 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling stream_histogram v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.25s [INFO] running `Command { std: "docker" "inspect" "4b8a0c054f0e0543434067ffe8f4361cfaea675607d716fe5f5d28acae742044", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b8a0c054f0e0543434067ffe8f4361cfaea675607d716fe5f5d28acae742044", kill_on_drop: false }` [INFO] [stdout] 4b8a0c054f0e0543434067ffe8f4361cfaea675607d716fe5f5d28acae742044 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 5d508e98c5a4bdcfbafaa22a0cf9d5814fdde5bac6c7b965739a0ad9ec10f6a8 [INFO] running `Command { std: "docker" "start" "-a" "5d508e98c5a4bdcfbafaa22a0cf9d5814fdde5bac6c7b965739a0ad9ec10f6a8", kill_on_drop: false }` [INFO] [stderr] Compiling stream_histogram v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Distribution`, `Normal` [INFO] [stdout] --> src/lib.rs:296:31 [INFO] [stdout] | [INFO] [stdout] 296 | use rand::distributions::{Distribution, Normal}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.22s [INFO] running `Command { std: "docker" "inspect" "5d508e98c5a4bdcfbafaa22a0cf9d5814fdde5bac6c7b965739a0ad9ec10f6a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d508e98c5a4bdcfbafaa22a0cf9d5814fdde5bac6c7b965739a0ad9ec10f6a8", kill_on_drop: false }` [INFO] [stdout] 5d508e98c5a4bdcfbafaa22a0cf9d5814fdde5bac6c7b965739a0ad9ec10f6a8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] dcb00dfa0a30e2e4c627c9df3f84458639cc4f59588cfcc8afe1f8dc987f79d8 [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" "dcb00dfa0a30e2e4c627c9df3f84458639cc4f59588cfcc8afe1f8dc987f79d8", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `Distribution`, `Normal` [INFO] [stderr] --> src/lib.rs:296:31 [INFO] [stderr] | [INFO] [stderr] 296 | use rand::distributions::{Distribution, Normal}; [INFO] [stderr] | ^^^^^^^^^^^^ ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/stream_histogram-c8dd085a8e305025) [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::test_histogram ... ok [INFO] [stdout] test tests::test_print ... ok [INFO] [stdout] test tests::test_report ... ok [INFO] [stdout] test tests::test_statistics_function ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Doc-tests stream_histogram [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - Histogram::new (line 34) ... FAILED [INFO] [stdout] test src/lib.rs - Histogram::report (line 251) ... FAILED [INFO] [stdout] test src/lib.rs - Histogram::add (line 61) ... FAILED [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] [stdout] test src/lib.rs - Histogram::to_string (line 225) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - Histogram::new (line 34) stdout ---- [INFO] [stdout] error[E0432]: unresolved import `crate::histogram` [INFO] [stdout] --> src/lib.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::histogram::Histogram; [INFO] [stdout] | ^^^^^^^^^ could not find `histogram` in the crate root [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Histogram::report (line 251) stdout ---- [INFO] [stdout] error[E0432]: unresolved import `crate::histogram` [INFO] [stdout] --> src/lib.rs:252:12 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::histogram::Histogram; [INFO] [stdout] | ^^^^^^^^^ could not find `histogram` in the crate root [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Histogram::add (line 61) stdout ---- [INFO] [stdout] error[E0432]: unresolved import `crate::histogram` [INFO] [stdout] --> src/lib.rs:62:12 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::histogram::Histogram; [INFO] [stdout] | ^^^^^^^^^ could not find `histogram` in the crate root [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Histogram::to_string (line 225) stdout ---- [INFO] [stdout] error[E0432]: unresolved import `crate::histogram` [INFO] [stdout] --> src/lib.rs:227:13 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::histogram::Histogram; [INFO] [stdout] | ^^^^^^^^^ could not find `histogram` in the crate root [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - Histogram::add (line 61) [INFO] [stdout] src/lib.rs - Histogram::new (line 34) [INFO] [stdout] src/lib.rs - Histogram::report (line 251) [INFO] [stdout] src/lib.rs - Histogram::to_string (line 225) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.92s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "dcb00dfa0a30e2e4c627c9df3f84458639cc4f59588cfcc8afe1f8dc987f79d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcb00dfa0a30e2e4c627c9df3f84458639cc4f59588cfcc8afe1f8dc987f79d8", kill_on_drop: false }` [INFO] [stdout] dcb00dfa0a30e2e4c627c9df3f84458639cc4f59588cfcc8afe1f8dc987f79d8