[INFO] cloning repository https://github.com/AtsukiTak/log-fn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AtsukiTak/log-fn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiTak%2Flog-fn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiTak%2Flog-fn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2885b94fe107de4412565f15add5f5a38bf01d8b
[INFO] testing AtsukiTak/log-fn against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiTak%2Flog-fn" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AtsukiTak/log-fn on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AtsukiTak/log-fn
[INFO] finished tweaking git repo https://github.com/AtsukiTak/log-fn
[INFO] tweaked toml for git repo https://github.com/AtsukiTak/log-fn written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/AtsukiTak/log-fn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.17
[INFO] [stderr]   Downloaded quote v1.0.6
[INFO] [stderr]   Downloaded syn v1.0.27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dd32da2bc6de3ff1df67a0620d89ca9f1c879f38865d0055676011eb4debbe2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4dd32da2bc6de3ff1df67a0620d89ca9f1c879f38865d0055676011eb4debbe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dd32da2bc6de3ff1df67a0620d89ca9f1c879f38865d0055676011eb4debbe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd32da2bc6de3ff1df67a0620d89ca9f1c879f38865d0055676011eb4debbe2", kill_on_drop: false }`
[INFO] [stdout] 4dd32da2bc6de3ff1df67a0620d89ca9f1c879f38865d0055676011eb4debbe2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c57b07e832ecf1c0b7a06991f4b6dd9a35666561fcfa7e46cff28625f51c622d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c57b07e832ecf1c0b7a06991f4b6dd9a35666561fcfa7e46cff28625f51c622d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling logfn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.51s
[INFO] running `Command { std: "docker" "inspect" "c57b07e832ecf1c0b7a06991f4b6dd9a35666561fcfa7e46cff28625f51c622d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c57b07e832ecf1c0b7a06991f4b6dd9a35666561fcfa7e46cff28625f51c622d", kill_on_drop: false }`
[INFO] [stdout] c57b07e832ecf1c0b7a06991f4b6dd9a35666561fcfa7e46cff28625f51c622d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3da93b2b9259fe732e600a9fc9a798e7d18d05043885bd1c114842cdd3e4aba8
[INFO] running `Command { std: "docker" "start" "-a" "3da93b2b9259fe732e600a9fc9a798e7d18d05043885bd1c114842cdd3e4aba8", kill_on_drop: false }`
[INFO] [stderr]    Compiling logfn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "3da93b2b9259fe732e600a9fc9a798e7d18d05043885bd1c114842cdd3e4aba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3da93b2b9259fe732e600a9fc9a798e7d18d05043885bd1c114842cdd3e4aba8", kill_on_drop: false }`
[INFO] [stdout] 3da93b2b9259fe732e600a9fc9a798e7d18d05043885bd1c114842cdd3e4aba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a0a5fa58ae9e2e45bd52a1523b8462809f584b95134bbc481631a176b37b0fcf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a0a5fa58ae9e2e45bd52a1523b8462809f584b95134bbc481631a176b37b0fcf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/logfn-1debcf1fa7e675f7
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/logfn_pre-43e28c6d03107bab
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests logfn
[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] [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] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 118) ... ok
[INFO] [stdout] test src/lib.rs - (line 65) ... ok
[INFO] [stdout] test src/lib.rs - (line 40) ... ok
[INFO] [stdout] test src/lib.rs - (line 54) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] test src/lib.rs - (line 86) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] test src/lib.rs - (line 104) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a0a5fa58ae9e2e45bd52a1523b8462809f584b95134bbc481631a176b37b0fcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0a5fa58ae9e2e45bd52a1523b8462809f584b95134bbc481631a176b37b0fcf", kill_on_drop: false }`
[INFO] [stdout] a0a5fa58ae9e2e45bd52a1523b8462809f584b95134bbc481631a176b37b0fcf