[INFO] fetching crate proc-macro2 1.0.24...
[INFO] testing proc-macro2-1.0.24 against 1.49.0 for beta-1.50-1
[INFO] extracting crate proc-macro2 1.0.24 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate proc-macro2 1.0.24 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proc-macro2 1.0.24
[INFO] finished tweaking crates.io crate proc-macro2 1.0.24
[INFO] tweaked toml for crates.io crate proc-macro2 1.0.24 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 59c697ebbef3f299deaec64d2ce8ec88848b81b573299602ad82b82b81e5b45c
[INFO] running `Command { std: "docker" "start" "-a" "59c697ebbef3f299deaec64d2ce8ec88848b81b573299602ad82b82b81e5b45c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59c697ebbef3f299deaec64d2ce8ec88848b81b573299602ad82b82b81e5b45c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59c697ebbef3f299deaec64d2ce8ec88848b81b573299602ad82b82b81e5b45c", kill_on_drop: false }`
[INFO] [stdout] 59c697ebbef3f299deaec64d2ce8ec88848b81b573299602ad82b82b81e5b45c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5828ee008a05cd21e60c4cbae4a2b54449ffcdb0e71b2137d5e2a0058b75459
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a5828ee008a05cd21e60c4cbae4a2b54449ffcdb0e71b2137d5e2a0058b75459", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "a5828ee008a05cd21e60c4cbae4a2b54449ffcdb0e71b2137d5e2a0058b75459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5828ee008a05cd21e60c4cbae4a2b54449ffcdb0e71b2137d5e2a0058b75459", kill_on_drop: false }`
[INFO] [stdout] a5828ee008a05cd21e60c4cbae4a2b54449ffcdb0e71b2137d5e2a0058b75459
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa080e14f0754db4f64cfa826a43acfbea846a92a51d3b65ee47272b34cc6c25
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fa080e14f0754db4f64cfa826a43acfbea846a92a51d3b65ee47272b34cc6c25", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "fa080e14f0754db4f64cfa826a43acfbea846a92a51d3b65ee47272b34cc6c25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa080e14f0754db4f64cfa826a43acfbea846a92a51d3b65ee47272b34cc6c25", kill_on_drop: false }`
[INFO] [stdout] fa080e14f0754db4f64cfa826a43acfbea846a92a51d3b65ee47272b34cc6c25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3740f185eeea48a3ef445795af7401b3d10348aa35ddb8a5403f6da575cb6c69
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3740f185eeea48a3ef445795af7401b3d10348aa35ddb8a5403f6da575cb6c69", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/proc_macro2-151a41af575a5937
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/comments-77865483d9c2f1dd
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/features-0feb5587376928be
[INFO] [stdout] test carriage_return ... ok
[INFO] [stdout] test incomplete ... ok
[INFO] [stdout] test closed_immediately ... ok
[INFO] [stdout] test lit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/marker-f6b9514bfeb1c1f3
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test make_sure_no_proc_macro ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test Span ... ok
[INFO] [stdout] test TokenStream ... ok
[INFO] [stdout] test unwind_safe::Span ... ok
[INFO] [stdout] test unwind_safe::Delimiter ... ok
[INFO] [stdout] test unwind_safe::Spacing ... ok
[INFO] [stdout] test unwind_safe::Punct ... ok
[INFO] [stdout] test unwind_safe::Literal ... ok
[INFO] [stdout] test unwind_safe::TokenStream ... ok
[INFO] [stdout] test unwind_safe::TokenTree ... ok
[INFO] [stdout] test unwind_safe::LexError ... ok
[INFO] [stdout] test unwind_safe::Ident ... ok
[INFO] [stdout] test unwind_safe::Group ... ok
[INFO] [stdout] test Delimiter ... ok
[INFO] [stdout] test LexError ... ok
[INFO] [stdout] test Literal ... ok
[INFO] [stdout] test Ident ... ok
[INFO] [stdout] test Punct ... ok
[INFO] [stdout] test TokenTree ... ok
[INFO] [stdout] test Spacing ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-402f19bb0ac3b6be
[INFO] [stdout] test Group ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test default_tokenstream_is_empty ... ok
[INFO] [stdout] test no_panic ... ok
[INFO] [stdout] test punct_before_comment ... ok
[INFO] [stdout] test literal_float ... ok
[INFO] [stdout] test literal_iter_negative ... ok
[INFO] [stdout] test fail ... ok
[INFO] [stdout] test joint_last_token ... ok
[INFO] [stdout] test literal_suffix ... ok
[INFO] [stdout] test literal_character ... ok
[INFO] [stdout] test roundtrip ... ok
[INFO] [stdout] test test_debug_ident ... ok
[INFO] [stdout] test raw_identifier ... ok
[INFO] [stdout] test test_debug_tokenstream ... ok
[INFO] [stdout] test literal_string ... ok
[INFO] [stdout] test idents ... ok
[INFO] [stdout] test literal_raw_string ... ok
[INFO] [stdout] test tuple_indexing ... ok
[INFO] [stdout] test ident_empty ... ok
[INFO] [stdout] test raw_ident_empty ... ok
[INFO] [stdout] test ident_number ... ok
[INFO] [stdout] test lifetime_number ... ok
[INFO] [stdout] test lifetime_empty ... ok
[INFO] [stdout] test raw_ident_invalid ... ok
[INFO] [stdout] test raw_ident_number ... ok
[INFO] [stdout] test lifetime_invalid ... ok
[INFO] [stdout] test ident_invalid ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_fmt-d1938389af8c7f49
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_fmt_group ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests proc-macro2
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - Ident (line 819) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/lib.rs - Ident (line 807) ... ok
[INFO] [stdout] test src/lib.rs - Ident (line 838) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Ident (line 819) stdout ----
[INFO] [stdout] error[E0277]: the trait bound `proc_macro2::Ident: ToTokens` is not satisfied
[INFO] [stdout]   --> src/lib.rs:827:20
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let expanded = quote! { let #ident = 10; };
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `ToTokens` is not implemented for `proc_macro2::Ident`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required by `to_tokens`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `proc_macro2::Ident: ToTokens` is not satisfied
[INFO] [stdout]   --> src/lib.rs:831:20
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let expanded = quote! { let #temp_ident = 10; };
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `ToTokens` is not implemented for `proc_macro2::Ident`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required by `to_tokens`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Ident (line 819)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "3740f185eeea48a3ef445795af7401b3d10348aa35ddb8a5403f6da575cb6c69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3740f185eeea48a3ef445795af7401b3d10348aa35ddb8a5403f6da575cb6c69", kill_on_drop: false }`
[INFO] [stdout] 3740f185eeea48a3ef445795af7401b3d10348aa35ddb8a5403f6da575cb6c69