[INFO] fetching crate tracing-gum-proc-macro 5.0.0...
[INFO] testing tracing-gum-proc-macro-5.0.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate tracing-gum-proc-macro 5.0.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tracing-gum-proc-macro 5.0.0
[INFO] finished tweaking crates.io crate tracing-gum-proc-macro 5.0.0
[INFO] tweaked toml for crates.io crate tracing-gum-proc-macro 5.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracing-gum-proc-macro 5.0.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac50c07a163f048c0432bd42184592aab9418eaaa2559f45549498f634ea195f
[INFO] running `Command { std: "docker" "start" "-a" "ac50c07a163f048c0432bd42184592aab9418eaaa2559f45549498f634ea195f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac50c07a163f048c0432bd42184592aab9418eaaa2559f45549498f634ea195f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac50c07a163f048c0432bd42184592aab9418eaaa2559f45549498f634ea195f", kill_on_drop: false }`
[INFO] [stdout] ac50c07a163f048c0432bd42184592aab9418eaaa2559f45549498f634ea195f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12c0190d1b9c882f71c0dc5041a96ea29d5c5a085d8e076566a9c6fabd495d4c
[INFO] running `Command { std: "docker" "start" "-a" "12c0190d1b9c882f71c0dc5041a96ea29d5c5a085d8e076566a9c6fabd495d4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.20.0
[INFO] [stderr]    Compiling winnow v1.0.1
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling expander v2.2.1
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling libc v0.2.185
[INFO] [stderr]    Compiling fs-err v2.11.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling file-guard v0.2.0
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling toml_edit v0.25.11+spec-1.1.0
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling tracing-gum-proc-macro v5.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.28s
[INFO] running `Command { std: "docker" "inspect" "12c0190d1b9c882f71c0dc5041a96ea29d5c5a085d8e076566a9c6fabd495d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12c0190d1b9c882f71c0dc5041a96ea29d5c5a085d8e076566a9c6fabd495d4c", kill_on_drop: false }`
[INFO] [stdout] 12c0190d1b9c882f71c0dc5041a96ea29d5c5a085d8e076566a9c6fabd495d4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdb2a3dd2c6e307b8986bb578b524b35a5ee99b8a175911b1bd07c57b8247182
[INFO] running `Command { std: "docker" "start" "-a" "cdb2a3dd2c6e307b8986bb578b524b35a5ee99b8a175911b1bd07c57b8247182", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling tracing-gum-proc-macro v5.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "cdb2a3dd2c6e307b8986bb578b524b35a5ee99b8a175911b1bd07c57b8247182", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdb2a3dd2c6e307b8986bb578b524b35a5ee99b8a175911b1bd07c57b8247182", kill_on_drop: false }`
[INFO] [stdout] cdb2a3dd2c6e307b8986bb578b524b35a5ee99b8a175911b1bd07c57b8247182
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f448e88f115d3585aa27bc5e212baff20766f1d3e2643502ec692ae9c8cf636
[INFO] running `Command { std: "docker" "start" "-a" "2f448e88f115d3585aa27bc5e212baff20766f1d3e2643502ec692ae9c8cf636", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tracing_gum_proc_macro-8e3480eb44b7b3a8)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::roundtrip::no_fmt_str_args ... ok
[INFO] [stdout] test tests::roundtrip::sample_w_candidate_hash_aliased ... ok
[INFO] [stdout] test tests::roundtrip::u_format_marker ... ok
[INFO] [stdout] test tests::roundtrip::nested_field_member_as_kv ... ok
[INFO] [stdout] test tests::roundtrip::u_args ... ok
[INFO] [stdout] test tests::roundtrip::field_member_as_kv ... ok
[INFO] [stdout] test tests::roundtrip::sample_w_candidate_hash_aliased_unnecessary ... ok
[INFO] [stdout] test tests::roundtrip::u_value_bare_w_field_access ... ok
[INFO] [stdout] test tests::roundtrip::no_fmt_str ... ok
[INFO] [stdout] test tests::roundtrip::u_value_bare_w_format_marker ... ok
[INFO] [stdout] test tests::roundtrip::u_target ... ok
[INFO] [stdout] test tests::roundtrip::e2e ... ok
[INFO] [stdout] test tests::roundtrip::u_value_w_alias ... ok
[INFO] [stderr]    Doc-tests tracing_gum_proc_macro
[INFO] [stdout] test tests::smoke ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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" "2f448e88f115d3585aa27bc5e212baff20766f1d3e2643502ec692ae9c8cf636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f448e88f115d3585aa27bc5e212baff20766f1d3e2643502ec692ae9c8cf636", kill_on_drop: false }`
[INFO] [stdout] 2f448e88f115d3585aa27bc5e212baff20766f1d3e2643502ec692ae9c8cf636