[INFO] fetching crate congruence 0.4.0...
[INFO] testing congruence-0.4.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate congruence 0.4.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate congruence 0.4.0
[INFO] finished tweaking crates.io crate congruence 0.4.0
[INFO] tweaked toml for crates.io crate congruence 0.4.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate congruence 0.4.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.10.0)
[INFO] [stderr]       Adding hashbrown v0.11.2 (available: v0.16.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.12.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 669e85383ba66d12cf89054b927bd96e76cbecc977a10275fd27f9ce9449168f
[INFO] running `Command { std: "docker" "start" "-a" "669e85383ba66d12cf89054b927bd96e76cbecc977a10275fd27f9ce9449168f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "669e85383ba66d12cf89054b927bd96e76cbecc977a10275fd27f9ce9449168f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "669e85383ba66d12cf89054b927bd96e76cbecc977a10275fd27f9ce9449168f", kill_on_drop: false }`
[INFO] [stdout] 669e85383ba66d12cf89054b927bd96e76cbecc977a10275fd27f9ce9449168f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bc90ee9a0427d6eee1dc6c4d72220984e27c6c5b24a8523ac3306011a92e8c2
[INFO] running `Command { std: "docker" "start" "-a" "8bc90ee9a0427d6eee1dc6c4d72220984e27c6c5b24a8523ac3306011a92e8c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling congruence v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "8bc90ee9a0427d6eee1dc6c4d72220984e27c6c5b24a8523ac3306011a92e8c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bc90ee9a0427d6eee1dc6c4d72220984e27c6c5b24a8523ac3306011a92e8c2", kill_on_drop: false }`
[INFO] [stdout] 8bc90ee9a0427d6eee1dc6c4d72220984e27c6c5b24a8523ac3306011a92e8c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adf6056fcd70bc20d2673350e6ffac31def247e1839c0b5a9a850364539617cc
[INFO] running `Command { std: "docker" "start" "-a" "adf6056fcd70bc20d2673350e6ffac31def247e1839c0b5a9a850364539617cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling congruence v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `Command { std: "docker" "inspect" "adf6056fcd70bc20d2673350e6ffac31def247e1839c0b5a9a850364539617cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adf6056fcd70bc20d2673350e6ffac31def247e1839c0b5a9a850364539617cc", kill_on_drop: false }`
[INFO] [stdout] adf6056fcd70bc20d2673350e6ffac31def247e1839c0b5a9a850364539617cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b246c9b96fc4e81f60e9f8119d5c7018dcdc21a5fcef28178b6a255829c63f68
[INFO] running `Command { std: "docker" "start" "-a" "b246c9b96fc4e81f60e9f8119d5c7018dcdc21a5fcef28178b6a255829c63f68", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/congruence-3d9b97e48909dddb)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::congruence_chain ... ok
[INFO] [stdout] test test::invariants ... ok
[INFO] [stdout] test test::congruence_closure_order_and_join ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/nil_hash.rs (/opt/rustwide/target/debug/deps/nil_hash-50cd81d6bd936f99)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test congruence_chain ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/original.rs (/opt/rustwide/target/debug/deps/original-e66a2907b5ec7ff7)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test congruence_chain ... ok
[INFO] [stderr]      Running tests/symbol_lang.rs (/opt/rustwide/target/debug/deps/symbol_lang-a1555ae76bdd9690)
[INFO] [stdout] test random_2048_256 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.80s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test simple_constant_fn ... ok
[INFO] [stdout] test basic_test ... ok
[INFO] [stderr]    Doc-tests congruence
[INFO] [stdout] test g_x_tower ... ok
[INFO] [stdout] test nested_constant_fn ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test src/language.rs - language::HashMod::hash_one_mod (line 169) ... ignored
[INFO] [stdout] test src/language.rs - language::HashMod::hash_one_mod_mut (line 188) ... ignored
[INFO] [stdout] test src/disjoint_set_forest.rs - disjoint_set_forest::DisjointSetForest::clear (line 162) ... ok
[INFO] [stdout] test src/disjoint_set_forest.rs - disjoint_set_forest::DisjointSetForest::len (line 126) ... ok
[INFO] [stdout] test src/disjoint_set_forest.rs - disjoint_set_forest::DisjointSetForest (line 11) ... ok
[INFO] [stdout] test src/disjoint_set_forest.rs - disjoint_set_forest::DisjointSetForest::refines_mut (line 261) ... ok
[INFO] [stdout] test src/disjoint_set_forest.rs - disjoint_set_forest::DisjointSetForest::reserve (line 89) ... ok
[INFO] [stdout] test src/disjoint_set_forest.rs - disjoint_set_forest::DisjointSetForest::new (line 57) ... ok
[INFO] [stdout] test src/disjoint_set_forest.rs - disjoint_set_forest::DisjointSetForest::refines (line 297) ... ok
[INFO] [stdout] test src/disjoint_set_forest.rs - disjoint_set_forest::DisjointSetForest::capacity (line 145) ... ok
[INFO] [stdout] test src/disjoint_set_forest.rs - disjoint_set_forest::DisjointSetForest::set_flags (line 207) ... ok
[INFO] [stdout] test src/disjoint_set_forest.rs - disjoint_set_forest::DisjointSetForest::is_empty (line 108) ... ok
[INFO] [stdout] test src/disjoint_set_forest.rs - disjoint_set_forest::DisjointSetForest::with_capacity (line 72) ... ok
[INFO] [stdout] test src/lib.rs - CongruenceClosure<E>::new (line 109) ... ok
[INFO] [stdout] test src/union_find.rs - union_find::UnionFind::find (line 107) ... ok
[INFO] [stdout] test src/lib.rs - CongruenceClosure (line 30) ... ok
[INFO] [stdout] test src/union_find.rs - union_find::UnionFind::pre_union_find (line 72) ... ok
[INFO] [stdout] test src/union_find.rs - union_find::UnionFind::node_eq_mut (line 159) ... ok
[INFO] [stdout] test src/union_find.rs - union_find::UnionFind::pre_union_find (line 48) ... ok
[INFO] [stdout] test src/union_find.rs - union_find::UnionFind::pre_union_find (line 62) ... ok
[INFO] [stdout] test src/lib.rs - CongruenceClosure<E>::with_capacity (line 125) ... ok
[INFO] [stdout] test src/lib.rs - CongruenceClosure<E,S>::is_empty (line 170) ... ok
[INFO] [stdout] test src/union_find.rs - union_find::UnionFind::find_mut (line 141) ... ok
[INFO] [stdout] test src/union_find.rs - union_find::UnionFind::union_find (line 11) ... ok
[INFO] [stdout] test src/lib.rs - CongruenceClosure<E,S>::merge (line 379) ... ok
[INFO] [stdout] test src/union_find.rs - union_find::UnionFind::union_find (line 19) ... ok
[INFO] [stdout] test src/union_find.rs - union_find::UnionFind::node_eq (line 122) ... ok
[INFO] [stdout] test src/lib.rs - CongruenceClosure<E,S>::equation (line 338) ... ok
[INFO] [stdout] test src/lib.rs - CongruenceClosure<E,S>::clear (line 207) ... ok
[INFO] [stdout] test src/union_find.rs - union_find::UnionFind::union (line 89) ... ok
[INFO] [stdout] test src/union_find.rs - union_find::UnionFind::union_find (line 31) ... ok
[INFO] [stdout] test src/lib.rs - CongruenceClosure<E,S>::expr_cong (line 284) ... ok
[INFO] [stdout] test src/lib.rs - CongruenceClosure<E,S>::lookup (line 227) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 2.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b246c9b96fc4e81f60e9f8119d5c7018dcdc21a5fcef28178b6a255829c63f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b246c9b96fc4e81f60e9f8119d5c7018dcdc21a5fcef28178b6a255829c63f68", kill_on_drop: false }`
[INFO] [stdout] b246c9b96fc4e81f60e9f8119d5c7018dcdc21a5fcef28178b6a255829c63f68