[INFO] cloning repository https://github.com/dzil123/synth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dzil123/synth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdzil123%2Fsynth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdzil123%2Fsynth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a2a185512e528293da73c74d1cdfc1eaf175ccf
[INFO] testing dzil123/synth against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdzil123%2Fsynth" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dzil123/synth on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dzil123/synth
[INFO] finished tweaking git repo https://github.com/dzil123/synth
[INFO] tweaked toml for git repo https://github.com/dzil123/synth written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/dzil123/synth already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] ed5507a45d47c306add0459f4d57e74bdd12e2d5eff43eff3cb8db50aa1f64fc
[INFO] running `Command { std: "docker" "start" "-a" "ed5507a45d47c306add0459f4d57e74bdd12e2d5eff43eff3cb8db50aa1f64fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed5507a45d47c306add0459f4d57e74bdd12e2d5eff43eff3cb8db50aa1f64fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed5507a45d47c306add0459f4d57e74bdd12e2d5eff43eff3cb8db50aa1f64fc", kill_on_drop: false }`
[INFO] [stdout] ed5507a45d47c306add0459f4d57e74bdd12e2d5eff43eff3cb8db50aa1f64fc
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99e389d6b4ae7bab01140bc5999b20ce72900c4f1ba619a4109884167d81dd97
[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" "99e389d6b4ae7bab01140bc5999b20ce72900c4f1ba619a4109884167d81dd97", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling memalloc v0.1.0
[INFO] [stderr]    Compiling wmidi v4.0.1
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.2
[INFO] [stderr]    Compiling alsa v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling ctrlc v3.1.7
[INFO] [stderr]    Compiling midir v0.7.0
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling cpal v0.13.1
[INFO] [stderr]    Compiling rodio v0.13.0
[INFO] [stderr]    Compiling synth v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.14s
[INFO] running `Command { std: "docker" "inspect" "99e389d6b4ae7bab01140bc5999b20ce72900c4f1ba619a4109884167d81dd97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99e389d6b4ae7bab01140bc5999b20ce72900c4f1ba619a4109884167d81dd97", kill_on_drop: false }`
[INFO] [stdout] 99e389d6b4ae7bab01140bc5999b20ce72900c4f1ba619a4109884167d81dd97
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] fd5390239c58f72ec853ac6fb97b1fe8aa3d2db577d3bb1cf69e52dffa04c9a7
[INFO] running `Command { std: "docker" "start" "-a" "fd5390239c58f72ec853ac6fb97b1fe8aa3d2db577d3bb1cf69e52dffa04c9a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling synth v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.49s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/synth-f2cf00556bb73520)
[INFO] running `Command { std: "docker" "inspect" "fd5390239c58f72ec853ac6fb97b1fe8aa3d2db577d3bb1cf69e52dffa04c9a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd5390239c58f72ec853ac6fb97b1fe8aa3d2db577d3bb1cf69e52dffa04c9a7", kill_on_drop: false }`
[INFO] [stdout] fd5390239c58f72ec853ac6fb97b1fe8aa3d2db577d3bb1cf69e52dffa04c9a7
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", 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] 9edb76b001f3790715c850e9fa421f68f1713b70224903d825c89c2c3bd9e04a
[INFO] running `Command { std: "docker" "start" "-a" "9edb76b001f3790715c850e9fa421f68f1713b70224903d825c89c2c3bd9e04a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/synth-f2cf00556bb73520)
[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" "9edb76b001f3790715c850e9fa421f68f1713b70224903d825c89c2c3bd9e04a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9edb76b001f3790715c850e9fa421f68f1713b70224903d825c89c2c3bd9e04a", kill_on_drop: false }`
[INFO] [stdout] 9edb76b001f3790715c850e9fa421f68f1713b70224903d825c89c2c3bd9e04a