[INFO] fetching crate stream_histogram 0.1.1... [INFO] testing stream_histogram-0.1.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate stream_histogram 0.1.1 into /workspace/builds/worker-6-tc2/source [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-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate stream_histogram 0.1.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 11 packages to latest compatible versions [INFO] [stderr] Adding linked-list v0.0.3 (available: v0.1.0) [INFO] [stderr] Adding rand v0.5.6 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f84a0305857929aeb7aea260362df5279a5daf23f966d320e23ecbad08efd0c2 [INFO] running `Command { std: "docker" "start" "-a" "f84a0305857929aeb7aea260362df5279a5daf23f966d320e23ecbad08efd0c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f84a0305857929aeb7aea260362df5279a5daf23f966d320e23ecbad08efd0c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f84a0305857929aeb7aea260362df5279a5daf23f966d320e23ecbad08efd0c2", kill_on_drop: false }` [INFO] [stdout] f84a0305857929aeb7aea260362df5279a5daf23f966d320e23ecbad08efd0c2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d0bd85d940a9124af95cc57af6c8b5134bd9e914c1296335e1df378e983c9bec [INFO] running `Command { std: "docker" "start" "-a" "d0bd85d940a9124af95cc57af6c8b5134bd9e914c1296335e1df378e983c9bec", kill_on_drop: false }` [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` profile [unoptimized + debuginfo] target(s) in 1.83s [INFO] running `Command { std: "docker" "inspect" "d0bd85d940a9124af95cc57af6c8b5134bd9e914c1296335e1df378e983c9bec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0bd85d940a9124af95cc57af6c8b5134bd9e914c1296335e1df378e983c9bec", kill_on_drop: false }` [INFO] [stdout] d0bd85d940a9124af95cc57af6c8b5134bd9e914c1296335e1df378e983c9bec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4983bc770342195fe432af8b04a13485d86e9542f16b9f949d4aba047ed6815e [INFO] running `Command { std: "docker" "start" "-a" "4983bc770342195fe432af8b04a13485d86e9542f16b9f949d4aba047ed6815e", kill_on_drop: false }` [INFO] [stderr] Compiling stream_histogram v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Distribution` and `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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "4983bc770342195fe432af8b04a13485d86e9542f16b9f949d4aba047ed6815e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4983bc770342195fe432af8b04a13485d86e9542f16b9f949d4aba047ed6815e", kill_on_drop: false }` [INFO] [stdout] 4983bc770342195fe432af8b04a13485d86e9542f16b9f949d4aba047ed6815e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d116c954f846ab864b74051a639282ebac6e5aad935fabc155732b2b89509e3b [INFO] running `Command { std: "docker" "start" "-a" "d116c954f846ab864b74051a639282ebac6e5aad935fabc155732b2b89509e3b", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `Distribution` and `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: `stream_histogram` (lib test) generated 1 warning (run `cargo fix --lib -p stream_histogram --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stream_histogram-79ce55a7ac5aa4d4) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::test_report ... ok [INFO] [stdout] test tests::test_statistics_function ... ok [INFO] [stdout] test tests::test_histogram ... ok [INFO] [stdout] test tests::test_print ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [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::to_string (line 225) ... FAILED [INFO] [stdout] test src/lib.rs - Histogram::add (line 61) ... FAILED [INFO] [stdout] test src/lib.rs - Histogram::report (line 251) ... 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 1 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 1 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 1 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 1 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 0.13s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "d116c954f846ab864b74051a639282ebac6e5aad935fabc155732b2b89509e3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d116c954f846ab864b74051a639282ebac6e5aad935fabc155732b2b89509e3b", kill_on_drop: false }` [INFO] [stdout] d116c954f846ab864b74051a639282ebac6e5aad935fabc155732b2b89509e3b