[INFO] cloning repository https://github.com/jcoglan/nicod [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jcoglan/nicod" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcoglan%2Fnicod", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcoglan%2Fnicod'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9404167183c9fb6fa2f93c412dee938ca13fe807 [INFO] testing jcoglan/nicod against 1.90.0 for beta-1.91-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcoglan%2Fnicod" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain [INFO] started tweaking git repo https://github.com/jcoglan/nicod [INFO] finished tweaking git repo https://github.com/jcoglan/nicod [INFO] tweaked toml for git repo https://github.com/jcoglan/nicod written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jcoglan/nicod on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jcoglan/nicod already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_xoshiro v0.4.0 [INFO] [stderr] Downloaded im v15.0.0 [INFO] [stderr] Downloaded sized-chunks v0.6.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6b2d1ee3c972cd4a78c8f0b3bfd561c84d5f340c919f3d9e0ad1ad8d26c524f2 [INFO] running `Command { std: "docker" "start" "-a" "6b2d1ee3c972cd4a78c8f0b3bfd561c84d5f340c919f3d9e0ad1ad8d26c524f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6b2d1ee3c972cd4a78c8f0b3bfd561c84d5f340c919f3d9e0ad1ad8d26c524f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b2d1ee3c972cd4a78c8f0b3bfd561c84d5f340c919f3d9e0ad1ad8d26c524f2", kill_on_drop: false }` [INFO] [stdout] 6b2d1ee3c972cd4a78c8f0b3bfd561c84d5f340c919f3d9e0ad1ad8d26c524f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 576c5a560ce41338a2c739e5680278359a0c5075c65f33084133575db1176f16 [INFO] running `Command { std: "docker" "start" "-a" "576c5a560ce41338a2c739e5680278359a0c5075c65f33084133575db1176f16", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_xoshiro v0.4.0 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Compiling im v15.0.0 [INFO] [stderr] Compiling bitmaps v2.1.0 [INFO] [stderr] Compiling sized-chunks v0.6.4 [INFO] [stderr] Compiling nicod v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lang/mod.rs:31:19 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn derive(&self, target: &Expr) -> Interleave<(State, Rc)> { [INFO] [stdout] | ^^^^^ ------------------------------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 31 | pub fn derive(&self, target: &Expr) -> Interleave<'_, (State, Rc)> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lang/mod.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | &self, [INFO] [stdout] | ^^^^^ the lifetime is elided here [INFO] [stdout] ... [INFO] [stdout] 39 | ) -> Interleave<(State, Rc)> { [INFO] [stdout] | ------------------------------ 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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 39 | ) -> Interleave<'_, (State, Rc)> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.03s [INFO] running `Command { std: "docker" "inspect" "576c5a560ce41338a2c739e5680278359a0c5075c65f33084133575db1176f16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "576c5a560ce41338a2c739e5680278359a0c5075c65f33084133575db1176f16", kill_on_drop: false }` [INFO] [stdout] 576c5a560ce41338a2c739e5680278359a0c5075c65f33084133575db1176f16 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 92ad716ef1a87b77ca33d99877793b2551fbca471ea4bb474f966b44bab2654b [INFO] running `Command { std: "docker" "start" "-a" "92ad716ef1a87b77ca33d99877793b2551fbca471ea4bb474f966b44bab2654b", kill_on_drop: false }` [INFO] [stderr] Compiling nicod v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lang/mod.rs:31:19 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn derive(&self, target: &Expr) -> Interleave<(State, Rc)> { [INFO] [stdout] | ^^^^^ ------------------------------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 31 | pub fn derive(&self, target: &Expr) -> Interleave<'_, (State, Rc)> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lang/mod.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | &self, [INFO] [stdout] | ^^^^^ the lifetime is elided here [INFO] [stdout] ... [INFO] [stdout] 39 | ) -> Interleave<(State, Rc)> { [INFO] [stdout] | ------------------------------ 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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 39 | ) -> Interleave<'_, (State, Rc)> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lang/mod.rs:31:19 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn derive(&self, target: &Expr) -> Interleave<(State, Rc)> { [INFO] [stdout] | ^^^^^ ------------------------------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 31 | pub fn derive(&self, target: &Expr) -> Interleave<'_, (State, Rc)> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lang/mod.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | &self, [INFO] [stdout] | ^^^^^ the lifetime is elided here [INFO] [stdout] ... [INFO] [stdout] 39 | ) -> Interleave<(State, Rc)> { [INFO] [stdout] | ------------------------------ 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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 39 | ) -> Interleave<'_, (State, Rc)> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.18s [INFO] running `Command { std: "docker" "inspect" "92ad716ef1a87b77ca33d99877793b2551fbca471ea4bb474f966b44bab2654b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92ad716ef1a87b77ca33d99877793b2551fbca471ea4bb474f966b44bab2654b", kill_on_drop: false }` [INFO] [stdout] 92ad716ef1a87b77ca33d99877793b2551fbca471ea4bb474f966b44bab2654b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ff71d598bd8621191cc26e97ee5a700e40c33c7da45c0b2c8092f41f9a8f5edc [INFO] running `Command { std: "docker" "start" "-a" "ff71d598bd8621191cc26e97ee5a700e40c33c7da45c0b2c8092f41f9a8f5edc", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lang/mod.rs:31:19 [INFO] [stderr] | [INFO] [stderr] 31 | pub fn derive(&self, target: &Expr) -> Interleave<(State, Rc)> { [INFO] [stderr] | ^^^^^ ------------------------------ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided 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] 31 | pub fn derive(&self, target: &Expr) -> Interleave<'_, (State, Rc)> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lang/mod.rs:36:9 [INFO] [stderr] | [INFO] [stderr] 36 | &self, [INFO] [stderr] | ^^^^^ the lifetime is elided here [INFO] [stderr] ... [INFO] [stderr] 39 | ) -> Interleave<(State, Rc)> { [INFO] [stderr] | ------------------------------ 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] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 39 | ) -> Interleave<'_, (State, Rc)> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `nicod` (lib) generated 2 warnings [INFO] [stderr] warning: `nicod` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nicod-f455cf91e4d9846c) [INFO] [stdout] [INFO] [stdout] running 47 tests [INFO] [stdout] test iter::tests::interleave_empty_iterators ... ok [INFO] [stdout] test iter::tests::flatten_two_iterators ... ok [INFO] [stdout] test iter::tests::flatten_many_iterators ... ok [INFO] [stdout] test iter::tests::flatten_single_iterator ... ok [INFO] [stdout] test iter::tests::flatten_infinite_ranges ... ok [INFO] [stdout] test lang::tests::derive_from_recursive_rule ... ok [INFO] [stdout] test lang::tests::derive_from_single_rule ... ok [INFO] [stdout] test lang::tests::derive_in_reverse ... ok [INFO] [stdout] test iter::tests::flatten_infinite_stream_of_ranges ... ok [INFO] [stdout] test iter::tests::interleave_infinite_streams ... ok [INFO] [stdout] test iter::tests::interleave_iterator_with_empty ... ok [INFO] [stdout] test iter::tests::interleave_iterators ... ok [INFO] [stdout] test iter::tests::interleave_single_iterator ... ok [INFO] [stdout] test state::tests::reject_longer_lists ... ok [INFO] [stdout] test state::tests::reject_lists_with_different_tags ... ok [INFO] [stdout] test lang::tests::inductive_type_check ... ok [INFO] [stdout] test lang::tests::inductive_type_check_with_two_premises ... ok [INFO] [stdout] test state::tests::reject_empty_and_nonempty_lists ... ok [INFO] [stdout] test state::tests::reject_partial_pairs ... ok [INFO] [stdout] test state::tests::reject_shorter_lists ... ok [INFO] [stdout] test state::tests::reject_nonempty_and_empty_lists ... ok [INFO] [stdout] test state::tests::reject_unequal_flat_sequences ... ok [INFO] [stdout] test state::tests::reject_longer_sequences ... ok [INFO] [stdout] test state::tests::reject_unequal_nested_sequences ... ok [INFO] [stdout] test state::tests::reject_unequal_words ... ok [INFO] [stdout] test state::tests::unify_equal_words ... ok [INFO] [stdout] test state::tests::unify_equal_flat_sequences ... ok [INFO] [stdout] test state::tests::unify_empty_lists ... ok [INFO] [stdout] test state::tests::unify_list_with_tail_variable ... ok [INFO] [stdout] test state::tests::unify_nested_sequences ... ok [INFO] [stdout] test state::tests::unify_lists_with_equal_elements ... ok [INFO] [stdout] test state::tests::unify_lists_with_variables ... ok [INFO] [stdout] test state::tests::unify_nested_sequences_with_repeated_variables ... ok [INFO] [stdout] test state::tests::reject_repeat_indirect_vars ... ok [INFO] [stdout] test state::tests::unify_nested_sequences_with_indirect_variables ... ok [INFO] [stdout] test state::tests::unify_nested_sequences_with_variables ... ok [INFO] [stdout] test state::tests::unify_sequence_with_repeated_variable ... ok [INFO] [stdout] test state::tests::unify_partial_pairs ... ok [INFO] [stdout] test state::tests::unify_sequences_with_variables ... ok [INFO] [stdout] test state::tests::unify_repeat_indirect_vars ... ok [INFO] [stdout] test state::tests::unify_variable_with_different_variable ... ok [INFO] [stdout] test state::tests::unify_word_with_variable ... ok [INFO] [stdout] test state::tests::unify_variable_with_same_variable ... ok [INFO] [stdout] test state::tests::unify_variable_with_word ... ok [INFO] [stdout] test state::tests::reject_sequence_with_repeated_variable ... ok [INFO] [stdout] test state::tests::reject_shorter_sequences ... ok [INFO] [stdout] test lang::tests::transitive_relation_with_infinite_derivations ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 47 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s [INFO] [stdout] [INFO] [stderr] Doc-tests nicod [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" "ff71d598bd8621191cc26e97ee5a700e40c33c7da45c0b2c8092f41f9a8f5edc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff71d598bd8621191cc26e97ee5a700e40c33c7da45c0b2c8092f41f9a8f5edc", kill_on_drop: false }` [INFO] [stdout] ff71d598bd8621191cc26e97ee5a700e40c33c7da45c0b2c8092f41f9a8f5edc