[INFO] cloning repository https://github.com/soenkehahn/tracing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/soenkehahn/tracing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Ftracing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Ftracing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b793582ae575f144d7aab954d459664c1f558489
[INFO] checking soenkehahn/tracing against try#ff4041081a39fb2e940a03a55f86a4ad0b37d26a for pr-80763
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Ftracing" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/soenkehahn/tracing on toolchain ff4041081a39fb2e940a03a55f86a4ad0b37d26a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff4041081a39fb2e940a03a55f86a4ad0b37d26a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/soenkehahn/tracing
[INFO] finished tweaking git repo https://github.com/soenkehahn/tracing
[INFO] tweaked toml for git repo https://github.com/soenkehahn/tracing written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/soenkehahn/tracing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff4041081a39fb2e940a03a55f86a4ad0b37d26a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spawn-ptrace v0.1.1
[INFO] [stderr]   Downloaded indextree v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+ff4041081a39fb2e940a03a55f86a4ad0b37d26a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6819a6df6b421ea579d484e1d081b4c790479ca036351f74d88e16b31e8335a
[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" "b6819a6df6b421ea579d484e1d081b4c790479ca036351f74d88e16b31e8335a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6819a6df6b421ea579d484e1d081b4c790479ca036351f74d88e16b31e8335a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6819a6df6b421ea579d484e1d081b4c790479ca036351f74d88e16b31e8335a", kill_on_drop: false }`
[INFO] [stdout] b6819a6df6b421ea579d484e1d081b4c790479ca036351f74d88e16b31e8335a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+ff4041081a39fb2e940a03a55f86a4ad0b37d26a" "check" "--frozen" "--all" "--all-targets" "--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] b630c1a1ea4d1764ba21c8912ccc366467284d1d1895382d146a72cf4ab837f5
[INFO] running `Command { std: "docker" "start" "-a" "b630c1a1ea4d1764ba21c8912ccc366467284d1d1895382d146a72cf4ab837f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking indextree v1.3.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking nix v0.7.0
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking tempfile v3.0.5
[INFO] [stderr]     Checking spawn-ptrace v0.1.1
[INFO] [stderr]     Checking tracing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.98s
[INFO] running `Command { std: "docker" "inspect" "b630c1a1ea4d1764ba21c8912ccc366467284d1d1895382d146a72cf4ab837f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b630c1a1ea4d1764ba21c8912ccc366467284d1d1895382d146a72cf4ab837f5", kill_on_drop: false }`
[INFO] [stdout] b630c1a1ea4d1764ba21c8912ccc366467284d1d1895382d146a72cf4ab837f5