[INFO] fetching crate tuple_utils 0.4.0... [INFO] testing tuple_utils-0.4.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate tuple_utils 0.4.0 into /workspace/builds/worker-75/source [INFO] validating manifest of crates.io crate tuple_utils 0.4.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tuple_utils 0.4.0 [INFO] finished tweaking crates.io crate tuple_utils 0.4.0 [INFO] tweaked toml for crates.io crate tuple_utils 0.4.0 written to /workspace/builds/worker-75/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aa33c012837a34561ea4496de5b54bb3c4e4342b7bcac1b3a7435a0b0180310e [INFO] running `Command { std: "docker" "start" "-a" "aa33c012837a34561ea4496de5b54bb3c4e4342b7bcac1b3a7435a0b0180310e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aa33c012837a34561ea4496de5b54bb3c4e4342b7bcac1b3a7435a0b0180310e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa33c012837a34561ea4496de5b54bb3c4e4342b7bcac1b3a7435a0b0180310e", kill_on_drop: false }` [INFO] [stdout] aa33c012837a34561ea4496de5b54bb3c4e4342b7bcac1b3a7435a0b0180310e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2e4856ef6e3055c36e189db440c52d75a7e802457e9756507739759d2734b05 [INFO] running `Command { std: "docker" "start" "-a" "d2e4856ef6e3055c36e189db440c52d75a7e802457e9756507739759d2734b05", 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] [stderr] Compiling tuple_utils v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:45:27 [INFO] [stdout] | [INFO] [stdout] 45 | type Output = ( $( $from ,)* T); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] ... [INFO] [stdout] 110 | / for_each_prefix! { [INFO] [stdout] 111 | | tuple_impl, [INFO] [stdout] 112 | | [(T0), (T1), (T2), (T3), (T4), (T5), (T6), (T7), (T8), (T9), (T10), (T11), (T12), (T13), (T14), (T15),] [INFO] [stdout] 113 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] = note: this warning originates in the macro `tuple_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:49:38 [INFO] [stdout] | [INFO] [stdout] 49 | fn append(self, x: T) -> ( $( $from ,)* T) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] ... [INFO] [stdout] 110 | / for_each_prefix! { [INFO] [stdout] 111 | | tuple_impl, [INFO] [stdout] 112 | | [(T0), (T1), (T2), (T3), (T4), (T5), (T6), (T7), (T8), (T9), (T10), (T11), (T12), (T13), (T14), (T15),] [INFO] [stdout] 113 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `tuple_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `Command { std: "docker" "inspect" "d2e4856ef6e3055c36e189db440c52d75a7e802457e9756507739759d2734b05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2e4856ef6e3055c36e189db440c52d75a7e802457e9756507739759d2734b05", kill_on_drop: false }` [INFO] [stdout] d2e4856ef6e3055c36e189db440c52d75a7e802457e9756507739759d2734b05 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4cf1b932fc7326d09687c853593f894d3bbedcee9471ec5653b7f2b1f7830c51 [INFO] running `Command { std: "docker" "start" "-a" "4cf1b932fc7326d09687c853593f894d3bbedcee9471ec5653b7f2b1f7830c51", kill_on_drop: false }` [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:45:27 [INFO] [stdout] | [INFO] [stdout] 45 | type Output = ( $( $from ,)* T); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] ... [INFO] [stdout] 110 | / for_each_prefix! { [INFO] [stdout] 111 | | tuple_impl, [INFO] [stdout] 112 | | [(T0), (T1), (T2), (T3), (T4), (T5), (T6), (T7), (T8), (T9), (T10), (T11), (T12), (T13), (T14), (T15),] [INFO] [stdout] 113 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] = note: this warning originates in the macro `tuple_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tuple_utils v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:49:38 [INFO] [stdout] | [INFO] [stdout] 49 | fn append(self, x: T) -> ( $( $from ,)* T) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] ... [INFO] [stdout] 110 | / for_each_prefix! { [INFO] [stdout] 111 | | tuple_impl, [INFO] [stdout] 112 | | [(T0), (T1), (T2), (T3), (T4), (T5), (T6), (T7), (T8), (T9), (T10), (T11), (T12), (T13), (T14), (T15),] [INFO] [stdout] 113 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `tuple_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:45:27 [INFO] [stdout] | [INFO] [stdout] 45 | type Output = ( $( $from ,)* T); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] ... [INFO] [stdout] 110 | / for_each_prefix! { [INFO] [stdout] 111 | | tuple_impl, [INFO] [stdout] 112 | | [(T0), (T1), (T2), (T3), (T4), (T5), (T6), (T7), (T8), (T9), (T10), (T11), (T12), (T13), (T14), (T15),] [INFO] [stdout] 113 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] = note: this warning originates in the macro `tuple_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:49:38 [INFO] [stdout] | [INFO] [stdout] 49 | fn append(self, x: T) -> ( $( $from ,)* T) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] ... [INFO] [stdout] 110 | / for_each_prefix! { [INFO] [stdout] 111 | | tuple_impl, [INFO] [stdout] 112 | | [(T0), (T1), (T2), (T3), (T4), (T5), (T6), (T7), (T8), (T9), (T10), (T11), (T12), (T13), (T14), (T15),] [INFO] [stdout] 113 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `tuple_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `Command { std: "docker" "inspect" "4cf1b932fc7326d09687c853593f894d3bbedcee9471ec5653b7f2b1f7830c51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cf1b932fc7326d09687c853593f894d3bbedcee9471ec5653b7f2b1f7830c51", kill_on_drop: false }` [INFO] [stdout] 4cf1b932fc7326d09687c853593f894d3bbedcee9471ec5653b7f2b1f7830c51 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 40b859bf8087c666aef32d33642c31547b9f60cdde60717085aa4213dca6ada0 [INFO] running `Command { std: "docker" "start" "-a" "40b859bf8087c666aef32d33642c31547b9f60cdde60717085aa4213dca6ada0", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:45:27 [INFO] [stderr] | [INFO] [stderr] 45 | type Output = ( $( $from ,)* T); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] ... [INFO] [stderr] 110 | / for_each_prefix! { [INFO] [stderr] 111 | | tuple_impl, [INFO] [stderr] 112 | | [(T0), (T1), (T2), (T3), (T4), (T5), (T6), (T7), (T8), (T9), (T10), (T11), (T12), (T13), (T14), (T15),] [INFO] [stderr] 113 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] = note: this warning originates in the macro `tuple_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:49:38 [INFO] [stderr] | [INFO] [stderr] 49 | fn append(self, x: T) -> ( $( $from ,)* T) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] ... [INFO] [stderr] 110 | / for_each_prefix! { [INFO] [stderr] 111 | | tuple_impl, [INFO] [stderr] 112 | | [(T0), (T1), (T2), (T3), (T4), (T5), (T6), (T7), (T8), (T9), (T10), (T11), (T12), (T13), (T14), (T15),] [INFO] [stderr] 113 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `tuple_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `tuple_utils` (lib) generated 2 warnings [INFO] [stderr] warning: `tuple_utils` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tuple_utils-6567d0ca49e9a31c) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test::append ... ok [INFO] [stdout] test test::split ... ok [INFO] [stdout] test test::merge ... ok [INFO] [stdout] test test::prepend ... 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 tuple_utils [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:45:27 [INFO] [stderr] | [INFO] [stderr] 45 | type Output = ( $( $from ,)* T); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] ... [INFO] [stderr] 110 | / for_each_prefix! { [INFO] [stderr] 111 | | tuple_impl, [INFO] [stderr] 112 | | [(T0), (T1), (T2), (T3), (T4), (T5), (T6), (T7), (T8), (T9), (T10), (T11), (T12), (T13), (T14), (T15),] [INFO] [stderr] 113 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] = note: this warning originates in the macro `tuple_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:49:38 [INFO] [stderr] | [INFO] [stderr] 49 | fn append(self, x: T) -> ( $( $from ,)* T) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] ... [INFO] [stderr] 110 | / for_each_prefix! { [INFO] [stderr] 111 | | tuple_impl, [INFO] [stderr] 112 | | [(T0), (T1), (T2), (T3), (T4), (T5), (T6), (T7), (T8), (T9), (T10), (T11), (T12), (T13), (T14), (T15),] [INFO] [stderr] 113 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `tuple_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [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" "40b859bf8087c666aef32d33642c31547b9f60cdde60717085aa4213dca6ada0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40b859bf8087c666aef32d33642c31547b9f60cdde60717085aa4213dca6ada0", kill_on_drop: false }` [INFO] [stdout] 40b859bf8087c666aef32d33642c31547b9f60cdde60717085aa4213dca6ada0