[INFO] crate color-backtrace 0.3.0 is already in cache
[INFO] testing color-backtrace-0.3.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate color-backtrace 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate color-backtrace 0.3.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate color-backtrace 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate color-backtrace 0.3.0
[INFO] tweaked toml for crates.io crate color-backtrace 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate color-backtrace 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5f2e9737ab95b861558a33242ed58b6df3a383e6f195f4002049dc92bcb3b73f
[INFO] running `"docker" "start" "-a" "5f2e9737ab95b861558a33242ed58b6df3a383e6f195f4002049dc92bcb3b73f"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling intervaltree v0.2.4
[INFO] [stderr]    Compiling gimli v0.19.0
[INFO] [stderr]    Compiling findshlibs v0.5.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling addr2line v0.10.0
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling goblin v0.0.24
[INFO] [stderr]    Compiling backtrace v0.3.38
[INFO] [stderr]    Compiling color-backtrace v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.78s
[INFO] running `"docker" "inspect" "5f2e9737ab95b861558a33242ed58b6df3a383e6f195f4002049dc92bcb3b73f"`
[INFO] running `"docker" "rm" "-f" "5f2e9737ab95b861558a33242ed58b6df3a383e6f195f4002049dc92bcb3b73f"`
[INFO] [stdout] 5f2e9737ab95b861558a33242ed58b6df3a383e6f195f4002049dc92bcb3b73f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cde1c290e572a91a5dc73e6475fa877fcd444d275c7f80fd3f1bf5641397dc88
[INFO] running `"docker" "start" "-a" "cde1c290e572a91a5dc73e6475fa877fcd444d275c7f80fd3f1bf5641397dc88"`
[INFO] [stderr]    Compiling color-backtrace v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `"docker" "inspect" "cde1c290e572a91a5dc73e6475fa877fcd444d275c7f80fd3f1bf5641397dc88"`
[INFO] running `"docker" "rm" "-f" "cde1c290e572a91a5dc73e6475fa877fcd444d275c7f80fd3f1bf5641397dc88"`
[INFO] [stdout] cde1c290e572a91a5dc73e6475fa877fcd444d275c7f80fd3f1bf5641397dc88
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ef8ed50f46f0e5a708b969d893505d0c111bcad1dd93042511ba5a99d63e4e95
[INFO] running `"docker" "start" "-a" "ef8ed50f46f0e5a708b969d893505d0c111bcad1dd93042511ba5a99d63e4e95"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[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/color_backtrace-b0c14a37a4215fd4
[INFO] [stderr]    Doc-tests color-backtrace
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 22) ... ok
[INFO] [stdout] test src/lib.rs -  (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ef8ed50f46f0e5a708b969d893505d0c111bcad1dd93042511ba5a99d63e4e95"`
[INFO] running `"docker" "rm" "-f" "ef8ed50f46f0e5a708b969d893505d0c111bcad1dd93042511ba5a99d63e4e95"`
[INFO] [stdout] ef8ed50f46f0e5a708b969d893505d0c111bcad1dd93042511ba5a99d63e4e95