[INFO] fetching crate rustc-demangle 0.1.20...
[INFO] testing rustc-demangle-0.1.20 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate rustc-demangle 0.1.20 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rustc-demangle 0.1.20 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-demangle 0.1.20
[INFO] finished tweaking crates.io crate rustc-demangle 0.1.20
[INFO] tweaked toml for crates.io crate rustc-demangle 0.1.20 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded compiler_builtins v0.1.47
[INFO] [stderr]   Downloaded rustc-std-workspace-core v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8e95bae4698c174b91aa1bf9506819de7928f81ebc32b0d646fae355e157b0d
[INFO] running `Command { std: "docker" "start" "-a" "e8e95bae4698c174b91aa1bf9506819de7928f81ebc32b0d646fae355e157b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8e95bae4698c174b91aa1bf9506819de7928f81ebc32b0d646fae355e157b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8e95bae4698c174b91aa1bf9506819de7928f81ebc32b0d646fae355e157b0d", kill_on_drop: false }`
[INFO] [stdout] e8e95bae4698c174b91aa1bf9506819de7928f81ebc32b0d646fae355e157b0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4c7b393084c431dc5ac0395ddba3abcb879870e24c0cc5ec8ec20c8913c3840
[INFO] running `Command { std: "docker" "start" "-a" "a4c7b393084c431dc5ac0395ddba3abcb879870e24c0cc5ec8ec20c8913c3840", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-demangle v0.1.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "a4c7b393084c431dc5ac0395ddba3abcb879870e24c0cc5ec8ec20c8913c3840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c7b393084c431dc5ac0395ddba3abcb879870e24c0cc5ec8ec20c8913c3840", kill_on_drop: false }`
[INFO] [stdout] a4c7b393084c431dc5ac0395ddba3abcb879870e24c0cc5ec8ec20c8913c3840
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9adacb4a0d21a8341bd479d24e7c44e828ef0fd37c06ac5c1a065b39e7b18107
[INFO] running `Command { std: "docker" "start" "-a" "9adacb4a0d21a8341bd479d24e7c44e828ef0fd37c06ac5c1a065b39e7b18107", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-demangle v0.1.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "9adacb4a0d21a8341bd479d24e7c44e828ef0fd37c06ac5c1a065b39e7b18107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9adacb4a0d21a8341bd479d24e7c44e828ef0fd37c06ac5c1a065b39e7b18107", kill_on_drop: false }`
[INFO] [stdout] 9adacb4a0d21a8341bd479d24e7c44e828ef0fd37c06ac5c1a065b39e7b18107
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f891c388af98f655c2e215e342473b5b943c63dc10c2bb28fb44d64c3a8acc2d
[INFO] running `Command { std: "docker" "start" "-a" "f891c388af98f655c2e215e342473b5b943c63dc10c2bb28fb44d64c3a8acc2d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustc_demangle-b52fc752ddf6c021)
[INFO] [stdout] 
[INFO] [stdout] running 45 tests
[INFO] [stdout] test legacy::tests::demangle_elements_beginning_with_underscore ... ok
[INFO] [stdout] test legacy::tests::demangle_issue_60925 ... ok
[INFO] [stdout] test legacy::tests::demangle_trait_impls ... ok
[INFO] [stdout] test legacy::tests::demangle_llvm_ir_branch_labels ... ok
[INFO] [stdout] test legacy::tests::demangle_many_dollars ... ok
[INFO] [stdout] test legacy::tests::demangle_windows ... ok
[INFO] [stdout] test legacy::tests::demangle_without_hash ... ok
[INFO] [stdout] test legacy::tests::demangle_without_hash_edgecases ... ok
[INFO] [stdout] test legacy::tests::dont_panic ... ok
[INFO] [stdout] test legacy::tests::demangle_dollars ... ok
[INFO] [stdout] test legacy::tests::demangle_ignores_suffix_that_doesnt_look_like_a_symbol ... ok
[INFO] [stdout] test legacy::tests::demangle ... ok
[INFO] [stdout] test legacy::tests::demangle_osx ... ok
[INFO] [stdout] test legacy::tests::demangle_thinlto ... ok
[INFO] [stdout] test legacy::tests::handle_assoc_types ... 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_ignores_suffix_that_doesnt_look_like_a_symbol ... ok
[INFO] [stdout] test tests::demangle_trait_impls ... ok
[INFO] [stdout] test tests::demangle_windows ... ok
[INFO] [stdout] test tests::demangle_without_hash_edgecases ... ok
[INFO] [stdout] test legacy::tests::demangle_utf8_idents ... ok
[INFO] [stdout] test tests::demangle ... ok
[INFO] [stdout] test tests::demangle_llvm_ir_branch_labels ... ok
[INFO] [stdout] test tests::demangle_without_hash ... ok
[INFO] [stdout] test tests::dont_panic ... ok
[INFO] [stdout] test tests::handle_bang ... ok
[INFO] [stdout] test legacy::tests::handle_bang ... ok
[INFO] [stdout] test v0::tests::demangle_closure ... ok
[INFO] [stdout] test v0::tests::demangle_utf8_idents ... ok
[INFO] [stdout] test tests::demangle_osx ... ok
[INFO] [stdout] test v0::tests::demangle_exponential_explosion ... ok
[INFO] [stdout] test tests::demangle_many_dollars ... ok
[INFO] [stdout] test v0::tests::demangle_const_generics ... ok
[INFO] [stdout] test v0::tests::demangle_crate_with_leading_digit ... ok
[INFO] [stdout] test v0::tests::demangle_extra_suffix ... ok
[INFO] [stdout] test tests::limit_recursion ... ok
[INFO] [stdout] test v0::tests::demangle_dyn_trait ... ok
[INFO] [stdout] test v0::tests::demangle_thinlto ... ok
[INFO] [stdout] test tests::invalid_no_chop ... ok
[INFO] [stdout] test tests::demangle_thinlto ... ok
[INFO] [stdout] test tests::handle_assoc_types ... ok
[INFO] [stdout] test v0::tests::demangling_limits ... ok
[INFO] [stderr]    Doc-tests rustc-demangle
[INFO] [stdout] test tests::limit_output ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 45 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - try_demangle (line 125) ... ok
[INFO] [stdout] test src/legacy.rs - legacy::demangle (line 24) ... ok
[INFO] [stdout] test src/lib.rs - demangle (line 58) ... 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 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f891c388af98f655c2e215e342473b5b943c63dc10c2bb28fb44d64c3a8acc2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f891c388af98f655c2e215e342473b5b943c63dc10c2bb28fb44d64c3a8acc2d", kill_on_drop: false }`
[INFO] [stdout] f891c388af98f655c2e215e342473b5b943c63dc10c2bb28fb44d64c3a8acc2d