[INFO] cloning repository https://github.com/twinair/mura
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/twinair/mura" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwinair%2Fmura"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwinair%2Fmura'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9a68141ac36067f0ae0b502bb105f46f793e8c4e
[INFO] testing twinair/mura against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwinair%2Fmura" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/twinair/mura on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/twinair/mura
[INFO] finished tweaking git repo https://github.com/twinair/mura
[INFO] tweaked toml for git repo https://github.com/twinair/mura written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/twinair/mura 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] f9e811c075c9f3045017d711a50ed0fde6a69b78f1dc47cfb943e4e6623ddaed
[INFO] running `"docker" "start" "-a" "f9e811c075c9f3045017d711a50ed0fde6a69b78f1dc47cfb943e4e6623ddaed"`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling packed_simd v0.3.3
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling flatbuffers v0.6.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling sqlparser v0.5.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling rustyline v6.1.0
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling arrow v0.16.0
[INFO] [stderr]    Compiling mura v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 15s
[INFO] running `"docker" "inspect" "f9e811c075c9f3045017d711a50ed0fde6a69b78f1dc47cfb943e4e6623ddaed"`
[INFO] running `"docker" "rm" "-f" "f9e811c075c9f3045017d711a50ed0fde6a69b78f1dc47cfb943e4e6623ddaed"`
[INFO] [stdout] f9e811c075c9f3045017d711a50ed0fde6a69b78f1dc47cfb943e4e6623ddaed
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 4de02bbb600d1af9eac4f9f2818bd4c24d68782fecd8013553b5d95f49c79899
[INFO] running `"docker" "start" "-a" "4de02bbb600d1af9eac4f9f2818bd4c24d68782fecd8013553b5d95f49c79899"`
[INFO] [stderr]    Compiling mura v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "4de02bbb600d1af9eac4f9f2818bd4c24d68782fecd8013553b5d95f49c79899"`
[INFO] running `"docker" "rm" "-f" "4de02bbb600d1af9eac4f9f2818bd4c24d68782fecd8013553b5d95f49c79899"`
[INFO] [stdout] 4de02bbb600d1af9eac4f9f2818bd4c24d68782fecd8013553b5d95f49c79899
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 42e667f84597cabe8dfd33b3c25c6b14ae2058efc6f53dfa0849584930f27e9f
[INFO] running `"docker" "start" "-a" "42e667f84597cabe8dfd33b3c25c6b14ae2058efc6f53dfa0849584930f27e9f"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mura-3480f8abec7e9860
[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" "42e667f84597cabe8dfd33b3c25c6b14ae2058efc6f53dfa0849584930f27e9f"`
[INFO] running `"docker" "rm" "-f" "42e667f84597cabe8dfd33b3c25c6b14ae2058efc6f53dfa0849584930f27e9f"`
[INFO] [stdout] 42e667f84597cabe8dfd33b3c25c6b14ae2058efc6f53dfa0849584930f27e9f