[INFO] cloning repository https://github.com/khanny17/trace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/khanny17/trace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhanny17%2Ftrace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhanny17%2Ftrace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] facc718823db015e4075b59aaf1dbb2576ffef03
[INFO] testing khanny17/trace against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhanny17%2Ftrace" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/khanny17/trace on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/khanny17/trace
[INFO] finished tweaking git repo https://github.com/khanny17/trace
[INFO] tweaked toml for git repo https://github.com/khanny17/trace written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/khanny17/trace already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39f76aac5e8585eab6c5d891b42a01110c3232b3f14c615fc753aa2061b9102b
[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" "39f76aac5e8585eab6c5d891b42a01110c3232b3f14c615fc753aa2061b9102b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39f76aac5e8585eab6c5d891b42a01110c3232b3f14c615fc753aa2061b9102b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39f76aac5e8585eab6c5d891b42a01110c3232b3f14c615fc753aa2061b9102b", kill_on_drop: false }`
[INFO] [stdout] 39f76aac5e8585eab6c5d891b42a01110c3232b3f14c615fc753aa2061b9102b
[INFO] running `Command { std: "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" "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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98ce832bec6f15bd823d7b67f771b445a7eb0bad5c17afad4d5f6c49071f21fa
[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" "98ce832bec6f15bd823d7b67f771b445a7eb0bad5c17afad4d5f6c49071f21fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling serde v1.0.37
[INFO] [stderr]    Compiling linked-hash-map v0.5.1
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling proc-macro2 v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.5.3
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling walkdir v2.1.4
[INFO] [stderr]    Compiling yaml-rust v0.4.0
[INFO] [stderr]    Compiling quote v0.5.1
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling serde_derive_internals v0.23.0
[INFO] [stderr]    Compiling grep v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.37
[INFO] [stderr]    Compiling serde_yaml v0.7.3
[INFO] [stderr]    Compiling serde_json v1.0.13
[INFO] [stderr]    Compiling trace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     lazy_static! {
[INFO] [stdout] 37 | |         static ref RE: Regex = Regex::new(r"^(\./|/)target|/\..*")
[INFO] [stdout] 38 | |             .expect("Unable to parse regex");
[INFO] [stdout] 39 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.33s
[INFO] running `Command { std: "docker" "inspect" "98ce832bec6f15bd823d7b67f771b445a7eb0bad5c17afad4d5f6c49071f21fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98ce832bec6f15bd823d7b67f771b445a7eb0bad5c17afad4d5f6c49071f21fa", kill_on_drop: false }`
[INFO] [stdout] 98ce832bec6f15bd823d7b67f771b445a7eb0bad5c17afad4d5f6c49071f21fa
[INFO] running `Command { std: "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" "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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3dd1b0c6e6db8e75c0dff354a6a3eb1dacbc90e31b0e66fda30c6fd12ebf0c6a
[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" "3dd1b0c6e6db8e75c0dff354a6a3eb1dacbc90e31b0e66fda30c6fd12ebf0c6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling trace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     lazy_static! {
[INFO] [stdout] 37 | |         static ref RE: Regex = Regex::new(r"^(\./|/)target|/\..*")
[INFO] [stdout] 38 | |             .expect("Unable to parse regex");
[INFO] [stdout] 39 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "3dd1b0c6e6db8e75c0dff354a6a3eb1dacbc90e31b0e66fda30c6fd12ebf0c6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dd1b0c6e6db8e75c0dff354a6a3eb1dacbc90e31b0e66fda30c6fd12ebf0c6a", kill_on_drop: false }`
[INFO] [stdout] 3dd1b0c6e6db8e75c0dff354a6a3eb1dacbc90e31b0e66fda30c6fd12ebf0c6a
[INFO] running `Command { std: "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" "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" "+1.49.0" "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] a5320137384d50b0ccdf012e59140c990788471b944b5d8d6cf59e5c171ee98e
[INFO] running `Command { std: "docker" "start" "-a" "a5320137384d50b0ccdf012e59140c990788471b944b5d8d6cf59e5c171ee98e", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | /     lazy_static! {
[INFO] [stderr] 37 | |         static ref RE: Regex = Regex::new(r"^(\./|/)target|/\..*")
[INFO] [stderr] 38 | |             .expect("Unable to parse regex");
[INFO] [stderr] 39 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/trace-16f9412552d48608
[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 `Command { std: "docker" "inspect" "a5320137384d50b0ccdf012e59140c990788471b944b5d8d6cf59e5c171ee98e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5320137384d50b0ccdf012e59140c990788471b944b5d8d6cf59e5c171ee98e", kill_on_drop: false }`
[INFO] [stdout] a5320137384d50b0ccdf012e59140c990788471b944b5d8d6cf59e5c171ee98e