[INFO] cloning repository https://github.com/ErikNatanael/rust_synthesis_profiling
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ErikNatanael/rust_synthesis_profiling" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FErikNatanael%2Frust_synthesis_profiling", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FErikNatanael%2Frust_synthesis_profiling'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a5a5bbecbd7db32eaa7c2461c6dc95d5cc2f7d0e
[INFO] documenting ErikNatanael/rust_synthesis_profiling against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FErikNatanael%2Frust_synthesis_profiling" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ErikNatanael/rust_synthesis_profiling on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ErikNatanael/rust_synthesis_profiling
[INFO] finished tweaking git repo https://github.com/ErikNatanael/rust_synthesis_profiling
[INFO] tweaked toml for git repo https://github.com/ErikNatanael/rust_synthesis_profiling written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/ErikNatanael/rust_synthesis_profiling already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 477823bd772bf49a25b8363e88b5ffe980c2f5af2db442d559c33119c73c25bb
[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" "477823bd772bf49a25b8363e88b5ffe980c2f5af2db442d559c33119c73c25bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "477823bd772bf49a25b8363e88b5ffe980c2f5af2db442d559c33119c73c25bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "477823bd772bf49a25b8363e88b5ffe980c2f5af2db442d559c33119c73c25bb", kill_on_drop: false }`
[INFO] [stdout] 477823bd772bf49a25b8363e88b5ffe980c2f5af2db442d559c33119c73c25bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "RUSTDOCFLAGS=--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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07e768641bb0d7fa1cd663fe61d3a093696e907be68854b3db1100a0a711256f
[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" "07e768641bb0d7fa1cd663fe61d3a093696e907be68854b3db1100a0a711256f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]     Checking dasp_sample v0.11.0
[INFO] [stderr]     Checking dasp_ring_buffer v0.11.0
[INFO] [stderr]     Checking memalloc v0.1.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking dasp_frame v0.11.0
[INFO] [stderr]     Checking dasp_window v0.11.0
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking alsa-sys v0.1.2
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking jack-sys v0.2.0 (https://github.com/RustAudio/rust-jack.git#41fab12b)
[INFO] [stderr]     Checking jack v0.6.2 (https://github.com/RustAudio/rust-jack.git#41fab12b)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking libmath v0.2.1
[INFO] [stderr]     Checking dasp_rms v0.11.0
[INFO] [stderr]     Checking dasp_peak v0.11.0
[INFO] [stderr]     Checking dasp_interpolate v0.11.0
[INFO] [stderr]     Checking dasp_slice v0.11.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking dasp_envelope v0.11.0
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking dasp_signal v0.11.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking dasp v0.11.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking pitch_calc v0.12.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking alsa v0.2.2
[INFO] [stderr]     Checking midir v0.5.0
[INFO] [stderr]     Checking oscen v0.1.4
[INFO] [stderr]  Documenting synthesis_profiling v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.81s
[INFO] running `Command { std: "docker" "inspect" "07e768641bb0d7fa1cd663fe61d3a093696e907be68854b3db1100a0a711256f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07e768641bb0d7fa1cd663fe61d3a093696e907be68854b3db1100a0a711256f", kill_on_drop: false }`
[INFO] [stdout] 07e768641bb0d7fa1cd663fe61d3a093696e907be68854b3db1100a0a711256f