[INFO] fetching crate rustc-demangle 0.1.21...
[INFO] testing rustc-demangle-0.1.21 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rustc-demangle 0.1.21 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rustc-demangle 0.1.21 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-demangle 0.1.21
[INFO] finished tweaking crates.io crate rustc-demangle 0.1.21
[INFO] tweaked toml for crates.io crate rustc-demangle 0.1.21 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 781783cbb684867347a89fac22f95dcddfd26755ce49a0b8e342462866d55ed4
[INFO] running `Command { std: "docker" "start" "-a" "781783cbb684867347a89fac22f95dcddfd26755ce49a0b8e342462866d55ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "781783cbb684867347a89fac22f95dcddfd26755ce49a0b8e342462866d55ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "781783cbb684867347a89fac22f95dcddfd26755ce49a0b8e342462866d55ed4", kill_on_drop: false }`
[INFO] [stdout] 781783cbb684867347a89fac22f95dcddfd26755ce49a0b8e342462866d55ed4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d442c08f075c125d51fb7330e7ddaa2b48f998a747c4573053fa06c8d29133e3
[INFO] running `Command { std: "docker" "start" "-a" "d442c08f075c125d51fb7330e7ddaa2b48f998a747c4573053fa06c8d29133e3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustc-demangle v0.1.21 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "d442c08f075c125d51fb7330e7ddaa2b48f998a747c4573053fa06c8d29133e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d442c08f075c125d51fb7330e7ddaa2b48f998a747c4573053fa06c8d29133e3", kill_on_drop: false }`
[INFO] [stdout] d442c08f075c125d51fb7330e7ddaa2b48f998a747c4573053fa06c8d29133e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3e723250928d92b754e39e22a5d632c5e016c3f84113628ceb633a71aba346e
[INFO] running `Command { std: "docker" "start" "-a" "e3e723250928d92b754e39e22a5d632c5e016c3f84113628ceb633a71aba346e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-demangle v0.1.21 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "e3e723250928d92b754e39e22a5d632c5e016c3f84113628ceb633a71aba346e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e723250928d92b754e39e22a5d632c5e016c3f84113628ceb633a71aba346e", kill_on_drop: false }`
[INFO] [stdout] e3e723250928d92b754e39e22a5d632c5e016c3f84113628ceb633a71aba346e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 986af9fa569ddd86694e64bc2c1f4b958469ac387773bdb884c5c3fb7cabb084
[INFO] running `Command { std: "docker" "start" "-a" "986af9fa569ddd86694e64bc2c1f4b958469ac387773bdb884c5c3fb7cabb084", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustc_demangle-4c9956611cb5243a)
[INFO] [stdout] 
[INFO] [stdout] running 54 tests
[INFO] [stdout] test legacy::tests::demangle_ignores_suffix_that_doesnt_look_like_a_symbol ... ok
[INFO] [stdout] test legacy::tests::demangle_llvm_ir_branch_labels ... ok
[INFO] [stdout] test legacy::tests::demangle_osx ... ok
[INFO] [stdout] test legacy::tests::demangle_many_dollars ... ok
[INFO] [stdout] test legacy::tests::demangle ... ok
[INFO] [stdout] test legacy::tests::demangle_elements_beginning_with_underscore ... ok
[INFO] [stdout] test legacy::tests::demangle_dollars ... ok
[INFO] [stdout] test legacy::tests::demangle_issue_60925 ... ok
[INFO] [stdout] test legacy::tests::demangle_without_hash ... ok
[INFO] [stdout] test legacy::tests::demangle_windows ... ok
[INFO] [stdout] test legacy::tests::demangle_thinlto ... ok
[INFO] [stdout] test legacy::tests::demangle_utf8_idents ... ok
[INFO] [stdout] test legacy::tests::demangle_trait_impls ... ok
[INFO] [stdout] test legacy::tests::handle_assoc_types ... ok
[INFO] [stdout] test legacy::tests::demangle_without_hash_edgecases ... ok
[INFO] [stdout] test tests::demangle ... ok
[INFO] [stdout] test tests::demangle_osx ... ok
[INFO] [stdout] test tests::demangle_thinlto ... ok
[INFO] [stdout] test tests::demangle_ignores_suffix_that_doesnt_look_like_a_symbol ... ok
[INFO] [stdout] test legacy::tests::dont_panic ... ok
[INFO] [stdout] test tests::demangle_llvm_ir_branch_labels ... ok
[INFO] [stdout] test legacy::tests::invalid_no_chop ... ok
[INFO] [stdout] test tests::demangle_dollars ... ok
[INFO] [stdout] test tests::demangle_elements_beginning_with_underscore ... ok
[INFO] [stdout] test tests::demangle_many_dollars ... ok
[INFO] [stdout] test legacy::tests::handle_bang ... ok
[INFO] [stdout] test tests::demangle_trait_impls ... ok
[INFO] [stdout] test tests::demangle_without_hash ... ok
[INFO] [stdout] test v0::tests::demangle_const_adt ... ok
[INFO] [stdout] test v0::tests::demangle_const_array ... ok
[INFO] [stdout] test tests::demangle_windows ... ok
[INFO] [stdout] test v0::tests::demangle_const_str ... ok
[INFO] [stdout] test v0::tests::demangle_const_tuple ... ok
[INFO] [stdout] test tests::handle_bang ... ok
[INFO] [stdout] test v0::tests::demangle_min_const_generics ... ok
[INFO] [stdout] test v0::tests::demangle_thinlto ... ok
[INFO] [stdout] test v0::tests::demangle_extra_suffix ... ok
[INFO] [stdout] test v0::tests::demangle_exponential_explosion ... ok
[INFO] [stdout] test v0::tests::demangle_utf8_idents ... ok
[INFO] [stdout] test tests::handle_assoc_types ... ok
[INFO] [stdout] test tests::invalid_no_chop ... ok
[INFO] [stdout] test v0::tests::demangle_const_generics_preview ... ok
[INFO] [stdout] test tests::demangle_without_hash_edgecases ... ok
[INFO] [stdout] test v0::tests::demangle_closure ... ok
[INFO] [stdout] test v0::tests::demangle_const_ref ... ok
[INFO] [stdout] test v0::tests::demangle_const_ref_str ... ok
[INFO] [stdout] test v0::tests::demangle_crate_with_leading_digit ... ok
[INFO] [stdout] test v0::tests::demangle_dyn_trait ... ok
[INFO] [stdout] test tests::dont_panic ... ok
[INFO] [stdout] test v0::tests::demangling_limits ... ok
[INFO] [stdout] test v0::tests::recursion_limit_leaks ... ok
[INFO] [stdout] test tests::limit_recursion ... ok
[INFO] [stdout] test v0::tests::recursion_limit_backref_free_bypass ... ok
[INFO] [stdout] test tests::limit_output ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 54 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustc-demangle
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - try_demangle (line 156) ... ok
[INFO] [stdout] test src/lib.rs - demangle (line 84) ... ok
[INFO] [stdout] test src/legacy.rs - legacy::demangle (line 24) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.77s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "986af9fa569ddd86694e64bc2c1f4b958469ac387773bdb884c5c3fb7cabb084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "986af9fa569ddd86694e64bc2c1f4b958469ac387773bdb884c5c3fb7cabb084", kill_on_drop: false }`
[INFO] [stdout] 986af9fa569ddd86694e64bc2c1f4b958469ac387773bdb884c5c3fb7cabb084