[INFO] fetching crate standard-dist 1.0.0... [INFO] testing standard-dist-1.0.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] extracting crate standard-dist 1.0.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate standard-dist 1.0.0 [INFO] finished tweaking crates.io crate standard-dist 1.0.0 [INFO] tweaked toml for crates.io crate standard-dist 1.0.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate standard-dist 1.0.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 18 packages to latest compatible versions [INFO] [stderr] Adding itertools v0.10.5 (available: v0.14.0) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.106) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c788ecfff6e844968c8c94f2dd5c09a8a9815e08f0c95896ce623dacfd76d654 [INFO] running `Command { std: "docker" "start" "-a" "c788ecfff6e844968c8c94f2dd5c09a8a9815e08f0c95896ce623dacfd76d654", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c788ecfff6e844968c8c94f2dd5c09a8a9815e08f0c95896ce623dacfd76d654", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c788ecfff6e844968c8c94f2dd5c09a8a9815e08f0c95896ce623dacfd76d654", kill_on_drop: false }` [INFO] [stdout] c788ecfff6e844968c8c94f2dd5c09a8a9815e08f0c95896ce623dacfd76d654 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c7e748db6f2cbca9c1d233441c69a1f4c8d1dc22fe3c7f006e39caebdcbe941c [INFO] running `Command { std: "docker" "start" "-a" "c7e748db6f2cbca9c1d233441c69a1f4c8d1dc22fe3c7f006e39caebdcbe941c", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.19 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling standard-dist v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:321:25 [INFO] [stdout] | [INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator> { [INFO] [stdout] | ^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.08s [INFO] running `Command { std: "docker" "inspect" "c7e748db6f2cbca9c1d233441c69a1f4c8d1dc22fe3c7f006e39caebdcbe941c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7e748db6f2cbca9c1d233441c69a1f4c8d1dc22fe3c7f006e39caebdcbe941c", kill_on_drop: false }` [INFO] [stdout] c7e748db6f2cbca9c1d233441c69a1f4c8d1dc22fe3c7f006e39caebdcbe941c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2fb21b386b64cf99c4de38770366e97b02f18317b1c142b62a655ae15d6d3dc [INFO] running `Command { std: "docker" "start" "-a" "d2fb21b386b64cf99c4de38770366e97b02f18317b1c142b62a655ae15d6d3dc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling standard-dist v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:321:25 [INFO] [stdout] | [INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator> { [INFO] [stdout] | ^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:321:25 [INFO] [stdout] | [INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator> { [INFO] [stdout] | ^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/tests.rs:114:9 [INFO] [stdout] | [INFO] [stdout] 114 | One(u32), [INFO] [stdout] | --- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Generics` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 114 - One(u32), [INFO] [stdout] 114 + One(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `t`, `u`, and `f` are never read [INFO] [stdout] --> tests/tests.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 117 | Group { t: T, u: U, f: f64 }, [INFO] [stdout] | ----- ^ ^ ^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Generics` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 9.30s [INFO] running `Command { std: "docker" "inspect" "d2fb21b386b64cf99c4de38770366e97b02f18317b1c142b62a655ae15d6d3dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2fb21b386b64cf99c4de38770366e97b02f18317b1c142b62a655ae15d6d3dc", kill_on_drop: false }` [INFO] [stdout] d2fb21b386b64cf99c4de38770366e97b02f18317b1c142b62a655ae15d6d3dc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 662c219f44e84db610378d83c3ca0770b548e49c0bdf7bc5695a738c6619b35d [INFO] running `Command { std: "docker" "start" "-a" "662c219f44e84db610378d83c3ca0770b548e49c0bdf7bc5695a738c6619b35d", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:321:25 [INFO] [stderr] | [INFO] [stderr] 321 | fn fields_types(fields: &Fields) -> impl Iterator> { [INFO] [stderr] | ^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 321 | fn fields_types(fields: &Fields) -> impl Iterator>> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `standard-dist` (lib) generated 1 warning (run `cargo fix --lib -p standard-dist` to apply 1 suggestion) [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> tests/tests.rs:114:9 [INFO] [stderr] | [INFO] [stderr] 114 | One(u32), [INFO] [stderr] | --- ^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Generics` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 114 - One(u32), [INFO] [stderr] 114 + One(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: fields `t`, `u`, and `f` are never read [INFO] [stderr] --> tests/tests.rs:117:13 [INFO] [stderr] | [INFO] [stderr] 117 | Group { t: T, u: U, f: f64 }, [INFO] [stderr] | ----- ^ ^ ^ [INFO] [stderr] | | [INFO] [stderr] | fields in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Generics` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: `standard-dist` (test "tests") generated 2 warnings [INFO] [stderr] warning: `standard-dist` (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/standard_dist-bdeff31ebf64eb3f) [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] [stderr] Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-32b72b051d2b934f) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test_generic ... ok [INFO] [stdout] test test_fancy ... ok [INFO] [stdout] [INFO] [stderr] Doc-tests standard_dist [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test src/lib.rs - (line 62) ... ok [INFO] [stdout] test src/lib.rs - (line 187) ... ok [INFO] [stdout] test src/lib.rs - (line 155) ... ok [INFO] [stdout] test src/lib.rs - (line 6) ... ok [INFO] [stdout] test src/lib.rs - (line 91) ... ok [INFO] [stdout] test src/lib.rs - (line 126) ... ok [INFO] [stdout] test src/lib.rs - (line 229) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.15s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "662c219f44e84db610378d83c3ca0770b548e49c0bdf7bc5695a738c6619b35d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "662c219f44e84db610378d83c3ca0770b548e49c0bdf7bc5695a738c6619b35d", kill_on_drop: false }` [INFO] [stdout] 662c219f44e84db610378d83c3ca0770b548e49c0bdf7bc5695a738c6619b35d