[INFO] cloning repository https://github.com/xobs/ltc-modulate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xobs/ltc-modulate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxobs%2Fltc-modulate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxobs%2Fltc-modulate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a22bed33c09039dc954481ed903d40dfa675567c
[INFO] checking xobs/ltc-modulate against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxobs%2Fltc-modulate" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xobs/ltc-modulate on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xobs/ltc-modulate
[INFO] finished tweaking git repo https://github.com/xobs/ltc-modulate
[INFO] tweaked toml for git repo https://github.com/xobs/ltc-modulate written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/xobs/ltc-modulate already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded elf v0.0.10
[INFO] [stderr]   Downloaded cpal v0.5.1
[INFO] [stderr]   Downloaded atty v0.2.3
[INFO] [stderr]   Downloaded bitflags v1.0.0
[INFO] [stderr]   Downloaded clap v2.27.1
[INFO] [stderr]   Downloaded murmur3 v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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] 1b7a1a7238b33aee638fdd7e7b91d3ff16b0df6cf18757917e8b3a5bd0963fef
[INFO] running `Command { std: "docker" "start" "-a" "1b7a1a7238b33aee638fdd7e7b91d3ff16b0df6cf18757917e8b3a5bd0963fef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b7a1a7238b33aee638fdd7e7b91d3ff16b0df6cf18757917e8b3a5bd0963fef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b7a1a7238b33aee638fdd7e7b91d3ff16b0df6cf18757917e8b3a5bd0963fef", kill_on_drop: false }`
[INFO] [stdout] 1b7a1a7238b33aee638fdd7e7b91d3ff16b0df6cf18757917e8b3a5bd0963fef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 289b37f8a0a11ea0baf6554b4d8d4a53217da902660fdeb2a1c061d892cb286f
[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" "289b37f8a0a11ea0baf6554b4d8d4a53217da902660fdeb2a1c061d892cb286f", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.33
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking murmur3 v0.3.0
[INFO] [stderr]     Checking elf v0.0.10
[INFO] [stderr]    Compiling alsa-sys v0.1.1
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking cpal v0.5.1
[INFO] [stderr]     Checking ltc-modulate v1.3.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.29s
[INFO] running `Command { std: "docker" "inspect" "289b37f8a0a11ea0baf6554b4d8d4a53217da902660fdeb2a1c061d892cb286f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "289b37f8a0a11ea0baf6554b4d8d4a53217da902660fdeb2a1c061d892cb286f", kill_on_drop: false }`
[INFO] [stdout] 289b37f8a0a11ea0baf6554b4d8d4a53217da902660fdeb2a1c061d892cb286f