[INFO] fetching crate tracing-serde 0.0.0...
[INFO] extracting crate tracing-serde 0.0.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/tracing-serde/0.0.0
[INFO] extracting crate tracing-serde 0.0.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tracing-serde/0.0.0
[INFO] validating manifest of tracing-serde-0.0.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tracing-serde-0.0.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tracing-serde-0.0.0
[INFO] finished frobbing tracing-serde-0.0.0
[INFO] frobbed toml for tracing-serde-0.0.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/tracing-serde/0.0.0/Cargo.toml
[INFO] started frobbing tracing-serde-0.0.0
[INFO] finished frobbing tracing-serde-0.0.0
[INFO] frobbed toml for tracing-serde-0.0.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tracing-serde/0.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing tracing-serde-0.0.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tracing-serde/0.0.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 48bb8a1df3c4c4dca5d7aa3ed98279ce61c97d914b3e261f51bea43dc11dfd78
[INFO] running `"docker" "start" "-a" "48bb8a1df3c4c4dca5d7aa3ed98279ce61c97d914b3e261f51bea43dc11dfd78"`
[INFO] [stderr]    Compiling tracing-serde v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "48bb8a1df3c4c4dca5d7aa3ed98279ce61c97d914b3e261f51bea43dc11dfd78"`
[INFO] running `"docker" "rm" "-f" "48bb8a1df3c4c4dca5d7aa3ed98279ce61c97d914b3e261f51bea43dc11dfd78"`
[INFO] [stdout] 48bb8a1df3c4c4dca5d7aa3ed98279ce61c97d914b3e261f51bea43dc11dfd78
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tracing-serde/0.0.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 742a12cf801639f389e31cd537578a16189500ccca73c3470874780d68837b13
[INFO] running `"docker" "start" "-a" "742a12cf801639f389e31cd537578a16189500ccca73c3470874780d68837b13"`
[INFO] [stderr]    Compiling tracing-serde v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "742a12cf801639f389e31cd537578a16189500ccca73c3470874780d68837b13"`
[INFO] running `"docker" "rm" "-f" "742a12cf801639f389e31cd537578a16189500ccca73c3470874780d68837b13"`
[INFO] [stdout] 742a12cf801639f389e31cd537578a16189500ccca73c3470874780d68837b13
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tracing-serde/0.0.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 7effa8c22f509576d85da9bd507747afc5e1fc268e89bc01a0db2a3cf30ee51b
[INFO] running `"docker" "start" "-a" "7effa8c22f509576d85da9bd507747afc5e1fc268e89bc01a0db2a3cf30ee51b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tracing_serde-3367277b46bc1bb7
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests tracing-serde
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7effa8c22f509576d85da9bd507747afc5e1fc268e89bc01a0db2a3cf30ee51b"`
[INFO] running `"docker" "rm" "-f" "7effa8c22f509576d85da9bd507747afc5e1fc268e89bc01a0db2a3cf30ee51b"`
[INFO] [stdout] 7effa8c22f509576d85da9bd507747afc5e1fc268e89bc01a0db2a3cf30ee51b