[INFO] fetching crate snafu-derive 0.7.0-beta.0...
[INFO] testing snafu-derive-0.7.0-beta.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate snafu-derive 0.7.0-beta.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate snafu-derive 0.7.0-beta.0 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 snafu-derive 0.7.0-beta.0
[INFO] finished tweaking crates.io crate snafu-derive 0.7.0-beta.0
[INFO] tweaked toml for crates.io crate snafu-derive 0.7.0-beta.0 written to /workspace/builds/worker-12/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 12d1f3bd4cd85b92e23c6b6b9c57640b0527c8a0170056e906116db292369ae2
[INFO] running `Command { std: "docker" "start" "-a" "12d1f3bd4cd85b92e23c6b6b9c57640b0527c8a0170056e906116db292369ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12d1f3bd4cd85b92e23c6b6b9c57640b0527c8a0170056e906116db292369ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12d1f3bd4cd85b92e23c6b6b9c57640b0527c8a0170056e906116db292369ae2", kill_on_drop: false }`
[INFO] [stdout] 12d1f3bd4cd85b92e23c6b6b9c57640b0527c8a0170056e906116db292369ae2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 7611bc20b4baa2ba80e60d80e9248cc32098cc016cb18719ca0f8d1005e246fe
[INFO] running `Command { std: "docker" "start" "-a" "7611bc20b4baa2ba80e60d80e9248cc32098cc016cb18719ca0f8d1005e246fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling snafu-derive v0.7.0-beta.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.34s
[INFO] running `Command { std: "docker" "inspect" "7611bc20b4baa2ba80e60d80e9248cc32098cc016cb18719ca0f8d1005e246fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7611bc20b4baa2ba80e60d80e9248cc32098cc016cb18719ca0f8d1005e246fe", kill_on_drop: false }`
[INFO] [stdout] 7611bc20b4baa2ba80e60d80e9248cc32098cc016cb18719ca0f8d1005e246fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 726675f7c73954bb31cb52420ed140aa129c4c282a1ac968cd0c1e308737c3bf
[INFO] running `Command { std: "docker" "start" "-a" "726675f7c73954bb31cb52420ed140aa129c4c282a1ac968cd0c1e308737c3bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling snafu-derive v0.7.0-beta.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "726675f7c73954bb31cb52420ed140aa129c4c282a1ac968cd0c1e308737c3bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "726675f7c73954bb31cb52420ed140aa129c4c282a1ac968cd0c1e308737c3bf", kill_on_drop: false }`
[INFO] [stdout] 726675f7c73954bb31cb52420ed140aa129c4c282a1ac968cd0c1e308737c3bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] ea24ac5fc062d0675ef07b091ec2918220a1290ad41a01a807be8e5f05cad7a5
[INFO] running `Command { std: "docker" "start" "-a" "ea24ac5fc062d0675ef07b091ec2918220a1290ad41a01a807be8e5f05cad7a5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snafu_derive-5bec471779b24f86)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snafu-derive
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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" "ea24ac5fc062d0675ef07b091ec2918220a1290ad41a01a807be8e5f05cad7a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea24ac5fc062d0675ef07b091ec2918220a1290ad41a01a807be8e5f05cad7a5", kill_on_drop: false }`
[INFO] [stdout] ea24ac5fc062d0675ef07b091ec2918220a1290ad41a01a807be8e5f05cad7a5