[INFO] fetching crate big-rational-str 0.1.3... [INFO] testing big-rational-str-0.1.3 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate big-rational-str 0.1.3 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate big-rational-str 0.1.3 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate big-rational-str 0.1.3 [INFO] finished tweaking crates.io crate big-rational-str 0.1.3 [INFO] tweaked toml for crates.io crate big-rational-str 0.1.3 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c068c3bd4e542efd226994d00a37add6cf394624039e2e61668bc1a85cf1b17f [INFO] running `Command { std: "docker" "start" "-a" "c068c3bd4e542efd226994d00a37add6cf394624039e2e61668bc1a85cf1b17f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c068c3bd4e542efd226994d00a37add6cf394624039e2e61668bc1a85cf1b17f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c068c3bd4e542efd226994d00a37add6cf394624039e2e61668bc1a85cf1b17f", kill_on_drop: false }` [INFO] [stdout] c068c3bd4e542efd226994d00a37add6cf394624039e2e61668bc1a85cf1b17f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 882b346e18d0a828a08d1af5807eb50b602e7dd1d85205722fadde09667550a7 [INFO] running `Command { std: "docker" "start" "-a" "882b346e18d0a828a08d1af5807eb50b602e7dd1d85205722fadde09667550a7", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.3.3 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling num-complex v0.3.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling num v0.3.1 [INFO] [stderr] Compiling big-rational-str v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Captures` [INFO] [stdout] --> src/lib.rs:8:20 [INFO] [stdout] | [INFO] [stdout] 8 | use regex::{Regex, Captures}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:48:28 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn str_to_big_rational(mut string: &str) -> Result { [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: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | write!(output, ".{}", &fraction); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | write!(output, ".{}({})", &fraction[..map[&rem]], &fraction[map[&rem]..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.14s [INFO] running `Command { std: "docker" "inspect" "882b346e18d0a828a08d1af5807eb50b602e7dd1d85205722fadde09667550a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "882b346e18d0a828a08d1af5807eb50b602e7dd1d85205722fadde09667550a7", kill_on_drop: false }` [INFO] [stdout] 882b346e18d0a828a08d1af5807eb50b602e7dd1d85205722fadde09667550a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3ea647ceaa1cbaa46581918768abfb57db4906602ed785a25f9d9b48fa2d8e2b [INFO] running `Command { std: "docker" "start" "-a" "3ea647ceaa1cbaa46581918768abfb57db4906602ed785a25f9d9b48fa2d8e2b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: unused import: `Captures` [INFO] [stdout] --> src/lib.rs:8:20 [INFO] [stdout] | [INFO] [stdout] 8 | use regex::{Regex, Captures}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:48:28 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn str_to_big_rational(mut string: &str) -> Result { [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: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | write!(output, ".{}", &fraction); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | write!(output, ".{}({})", &fraction[..map[&rem]], &fraction[map[&rem]..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling big-rational-str v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Captures` [INFO] [stdout] --> src/lib.rs:8:20 [INFO] [stdout] | [INFO] [stdout] 8 | use regex::{Regex, Captures}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:48:28 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn str_to_big_rational(mut string: &str) -> Result { [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: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | write!(output, ".{}", &fraction); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | write!(output, ".{}({})", &fraction[..map[&rem]], &fraction[map[&rem]..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.05s [INFO] running `Command { std: "docker" "inspect" "3ea647ceaa1cbaa46581918768abfb57db4906602ed785a25f9d9b48fa2d8e2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ea647ceaa1cbaa46581918768abfb57db4906602ed785a25f9d9b48fa2d8e2b", kill_on_drop: false }` [INFO] [stdout] 3ea647ceaa1cbaa46581918768abfb57db4906602ed785a25f9d9b48fa2d8e2b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5a465cd0b0c9162f26a056482775a6f7e08446035b86637bfda7acda8322c603 [INFO] running `Command { std: "docker" "start" "-a" "5a465cd0b0c9162f26a056482775a6f7e08446035b86637bfda7acda8322c603", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Captures` [INFO] [stderr] --> src/lib.rs:8:20 [INFO] [stderr] | [INFO] [stderr] 8 | use regex::{Regex, Captures}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:48:28 [INFO] [stderr] | [INFO] [stderr] 48 | pub fn str_to_big_rational(mut string: &str) -> Result { [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: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:40:13 [INFO] [stderr] | [INFO] [stderr] 40 | write!(output, ".{}", &fraction); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:43:9 [INFO] [stderr] | [INFO] [stderr] 43 | write!(output, ".{}({})", &fraction[..map[&rem]], &fraction[map[&rem]..]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `big-rational-str` (lib) generated 4 warnings [INFO] [stderr] warning: `big-rational-str` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/big_rational_str-92936dba7d9343e4) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::test0 ... ok [INFO] [stderr] Doc-tests big-rational-str [INFO] [stdout] test tests::test1 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5a465cd0b0c9162f26a056482775a6f7e08446035b86637bfda7acda8322c603", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a465cd0b0c9162f26a056482775a6f7e08446035b86637bfda7acda8322c603", kill_on_drop: false }` [INFO] [stdout] 5a465cd0b0c9162f26a056482775a6f7e08446035b86637bfda7acda8322c603