[INFO] fetching crate trait-gen 0.3.2... [INFO] testing trait-gen-0.3.2 against master#9e136a30a965bf4e63f03095c57df7257bf96fd6 for pr-134530 [INFO] extracting crate trait-gen 0.3.2 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate trait-gen 0.3.2 on toolchain 9e136a30a965bf4e63f03095c57df7257bf96fd6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate trait-gen 0.3.2 [INFO] finished tweaking crates.io crate trait-gen 0.3.2 [INFO] tweaked toml for crates.io crate trait-gen 0.3.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 7 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.90) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 42c90155e3c1c4a1385ea9aaf147a60948aab370c6fda1e6a80027911ff1dce5 [INFO] running `Command { std: "docker" "start" "-a" "42c90155e3c1c4a1385ea9aaf147a60948aab370c6fda1e6a80027911ff1dce5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "42c90155e3c1c4a1385ea9aaf147a60948aab370c6fda1e6a80027911ff1dce5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42c90155e3c1c4a1385ea9aaf147a60948aab370c6fda1e6a80027911ff1dce5", kill_on_drop: false }` [INFO] [stdout] 42c90155e3c1c4a1385ea9aaf147a60948aab370c6fda1e6a80027911ff1dce5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6d29f98de463621ac872c67c977d8137b78a1a6e965145284d4e1ed99ebc2a25 [INFO] running `Command { std: "docker" "start" "-a" "6d29f98de463621ac872c67c977d8137b78a1a6e965145284d4e1ed99ebc2a25", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling trait-gen v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:469:29 [INFO] [stdout] | [INFO] [stdout] 469 | let mut nth_new_seg = new_seg.last_mut().unwrap(); [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.10s [INFO] running `Command { std: "docker" "inspect" "6d29f98de463621ac872c67c977d8137b78a1a6e965145284d4e1ed99ebc2a25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d29f98de463621ac872c67c977d8137b78a1a6e965145284d4e1ed99ebc2a25", kill_on_drop: false }` [INFO] [stdout] 6d29f98de463621ac872c67c977d8137b78a1a6e965145284d4e1ed99ebc2a25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 17453173f0ec73e14147c492a30cc1c03595e933df207a8c235c3c1528090cdf [INFO] running `Command { std: "docker" "start" "-a" "17453173f0ec73e14147c492a30cc1c03595e933df207a8c235c3c1528090cdf", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling trait-gen v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:469:29 [INFO] [stdout] | [INFO] [stdout] 469 | let mut nth_new_seg = new_seg.last_mut().unwrap(); [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:469:29 [INFO] [stdout] | [INFO] [stdout] 469 | let mut nth_new_seg = new_seg.last_mut().unwrap(); [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: associated function `fake` is never used [INFO] [stdout] --> tests/integration.rs:512:29 [INFO] [stdout] | [INFO] [stdout] 512 | trait Number { fn fake(x: X) -> T; } [INFO] [stdout] | ------ ^^^^ [INFO] [stdout] | | [INFO] [stdout] | associated function in this trait [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.deref()` on a double reference, which returns `type_case_04::Meter` instead of dereferencing the inner type [INFO] [stdout] --> tests/integration.rs:227:20 [INFO] [stdout] | [INFO] [stdout] 227 | T(-self.deref().0) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.deref()` on a double reference, which returns `type_case_04::Foot` instead of dereferencing the inner type [INFO] [stdout] --> tests/integration.rs:227:20 [INFO] [stdout] | [INFO] [stdout] 227 | T(-self.deref().0) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> tests/integration.rs:457:18 [INFO] [stdout] | [INFO] [stdout] 457 | unsafe { CALLS.push(s.to_string()); } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> tests/integration.rs:475:29 [INFO] [stdout] | [INFO] [stdout] 475 | assert_eq!(unsafe { CALLS.join(",") }, "u32,u64"); [INFO] [stdout] | ^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 14.12s [INFO] running `Command { std: "docker" "inspect" "17453173f0ec73e14147c492a30cc1c03595e933df207a8c235c3c1528090cdf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17453173f0ec73e14147c492a30cc1c03595e933df207a8c235c3c1528090cdf", kill_on_drop: false }` [INFO] [stdout] 17453173f0ec73e14147c492a30cc1c03595e933df207a8c235c3c1528090cdf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 40c7a83bf8bb9e0791b88bbb6a30c2eda888f51849ecefa9d89627f90d09b7ff [INFO] running `Command { std: "docker" "start" "-a" "40c7a83bf8bb9e0791b88bbb6a30c2eda888f51849ecefa9d89627f90d09b7ff", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:469:29 [INFO] [stderr] | [INFO] [stderr] 469 | let mut nth_new_seg = new_seg.last_mut().unwrap(); [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: `trait-gen` (lib) generated 1 warning (run `cargo fix --lib -p trait-gen` to apply 1 suggestion) [INFO] [stderr] warning: associated function `fake` is never used [INFO] [stderr] --> tests/integration.rs:512:29 [INFO] [stderr] | [INFO] [stderr] 512 | trait Number { fn fake(x: X) -> T; } [INFO] [stderr] | ------ ^^^^ [INFO] [stderr] | | [INFO] [stderr] | associated function in this trait [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: using `.deref()` on a double reference, which returns `type_case_04::Meter` instead of dereferencing the inner type [INFO] [stderr] --> tests/integration.rs:227:20 [INFO] [stderr] | [INFO] [stderr] 227 | T(-self.deref().0) [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stderr] [INFO] [stderr] warning: using `.deref()` on a double reference, which returns `type_case_04::Foot` instead of dereferencing the inner type [INFO] [stderr] --> tests/integration.rs:227:20 [INFO] [stderr] | [INFO] [stderr] 227 | T(-self.deref().0) [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: creating a mutable reference to mutable static is discouraged [INFO] [stderr] --> tests/integration.rs:457:18 [INFO] [stderr] | [INFO] [stderr] 457 | unsafe { CALLS.push(s.to_string()); } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stderr] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: creating a shared reference to mutable static is discouraged [INFO] [stderr] --> tests/integration.rs:475:29 [INFO] [stderr] | [INFO] [stderr] 475 | assert_eq!(unsafe { CALLS.join(",") }, "u32,u64"); [INFO] [stderr] | ^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stderr] [INFO] [stderr] warning: `trait-gen` (test "integration") generated 5 warnings [INFO] [stderr] warning: `trait-gen` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/trait_gen-38c39009cf4ca05a) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::test_replace_str ... ok [INFO] [stdout] test tests::test_path_prefix_len ... ok [INFO] [stdout] test tests::parse_args ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-d3b151991452430b) [INFO] [stdout] [INFO] [stdout] running 27 tests [INFO] [stdout] test cross_product::test ... ok [INFO] [stdout] test ex01a::test_generated_types ... ok [INFO] [stdout] test ex01b::test_original_type ... ok [INFO] [stdout] test ex01a::test_original_type ... ok [INFO] [stdout] test ex01b::test_generated_types ... ok [INFO] [stdout] test ex02a::test_add_mod ... ok [INFO] [stdout] test ex02b::test_add_mod ... ok [INFO] [stdout] test ex03a::test ... ok [INFO] [stdout] test ex03b::test ... ok [INFO] [stdout] test ex04::test ... ok [INFO] [stdout] test impl_type_01::test ... ok [INFO] [stdout] test path_case_04::test ... ok [INFO] [stdout] test impl_type_02::test ... ok [INFO] [stdout] test literals::test ... ok [INFO] [stdout] test path_case_01::test ... ok [INFO] [stdout] test path_case_06::test ... ok [INFO] [stdout] test subst_cases::test_add_mod ... ok [INFO] [stdout] test supported_formats::test ... ok [INFO] [stdout] test type_args::test ... ok [INFO] [stdout] test type_case_01::test ... ok [INFO] [stdout] test type_case_03::test ... ok [INFO] [stdout] test type_case_02::test ... ok [INFO] [stdout] test type_case_04::test ... ok [INFO] [stdout] test type_fn_args::test ... ok [INFO] [stdout] test path_case_02::inner::test ... ok [INFO] [stdout] test path_case_03::test ... ok [INFO] [stderr] Doc-tests trait_gen [INFO] [stdout] test path_case_05::inner::depth::test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test src/lib.rs - (line 142) - compile fail ... ok [INFO] [stdout] test src/lib.rs - (line 119) ... ok [INFO] [stdout] test src/lib.rs - (line 47) ... ok [INFO] [stdout] test src/lib.rs - (line 97) ... ok [INFO] [stdout] test src/lib.rs - (line 85) ... ok [INFO] [stdout] test src/lib.rs - (line 27) ... ok [INFO] [stdout] test src/lib.rs - trait_gen (line 675) ... ok [INFO] [stdout] test src/lib.rs - (line 13) ... ok [INFO] [stdout] test src/lib.rs - trait_gen (line 707) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.87s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "40c7a83bf8bb9e0791b88bbb6a30c2eda888f51849ecefa9d89627f90d09b7ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40c7a83bf8bb9e0791b88bbb6a30c2eda888f51849ecefa9d89627f90d09b7ff", kill_on_drop: false }` [INFO] [stdout] 40c7a83bf8bb9e0791b88bbb6a30c2eda888f51849ecefa9d89627f90d09b7ff