[INFO] fetching crate snafu-tracing-macro 0.8.0...
[INFO] testing snafu-tracing-macro-0.8.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate snafu-tracing-macro 0.8.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate snafu-tracing-macro 0.8.0
[INFO] finished tweaking crates.io crate snafu-tracing-macro 0.8.0
[INFO] tweaked toml for crates.io crate snafu-tracing-macro 0.8.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate snafu-tracing-macro 0.8.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate snafu-tracing-macro 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d979036e8905cea01a5bd7edc1dcee2d09840611a21cf6be8409b4d5f125036
[INFO] running `Command { std: "docker" "start" "-a" "8d979036e8905cea01a5bd7edc1dcee2d09840611a21cf6be8409b4d5f125036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d979036e8905cea01a5bd7edc1dcee2d09840611a21cf6be8409b4d5f125036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d979036e8905cea01a5bd7edc1dcee2d09840611a21cf6be8409b4d5f125036", kill_on_drop: false }`
[INFO] [stdout] 8d979036e8905cea01a5bd7edc1dcee2d09840611a21cf6be8409b4d5f125036
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ff0ca8dee0c1744d7b1b5dbb9d721ec8c3103f9e12ac038cd33c030ddafac75
[INFO] running `Command { std: "docker" "start" "-a" "5ff0ca8dee0c1744d7b1b5dbb9d721ec8c3103f9e12ac038cd33c030ddafac75", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling snafu-tracing-macro v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.67s
[INFO] running `Command { std: "docker" "inspect" "5ff0ca8dee0c1744d7b1b5dbb9d721ec8c3103f9e12ac038cd33c030ddafac75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ff0ca8dee0c1744d7b1b5dbb9d721ec8c3103f9e12ac038cd33c030ddafac75", kill_on_drop: false }`
[INFO] [stdout] 5ff0ca8dee0c1744d7b1b5dbb9d721ec8c3103f9e12ac038cd33c030ddafac75
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7054ed3b873caea091d5a93cac9cec19649fdef514d798c6841abd841270653
[INFO] running `Command { std: "docker" "start" "-a" "f7054ed3b873caea091d5a93cac9cec19649fdef514d798c6841abd841270653", kill_on_drop: false }`
[INFO] [stderr]    Compiling snafu-tracing-macro v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "f7054ed3b873caea091d5a93cac9cec19649fdef514d798c6841abd841270653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7054ed3b873caea091d5a93cac9cec19649fdef514d798c6841abd841270653", kill_on_drop: false }`
[INFO] [stdout] f7054ed3b873caea091d5a93cac9cec19649fdef514d798c6841abd841270653
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 915b9f4829eacc18a5f5ae69c9ef5343f40ce31b546698a6bc2fc030b7e8230f
[INFO] running `Command { std: "docker" "start" "-a" "915b9f4829eacc18a5f5ae69c9ef5343f40ce31b546698a6bc2fc030b7e8230f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/snafu_tracing_macro-1f7aadcd404eb549)
[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] [stderr]    Doc-tests snafu_tracing_macro
[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" "915b9f4829eacc18a5f5ae69c9ef5343f40ce31b546698a6bc2fc030b7e8230f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "915b9f4829eacc18a5f5ae69c9ef5343f40ce31b546698a6bc2fc030b7e8230f", kill_on_drop: false }`
[INFO] [stdout] 915b9f4829eacc18a5f5ae69c9ef5343f40ce31b546698a6bc2fc030b7e8230f