[INFO] fetching crate libsbc 0.1.5...
[INFO] checking libsbc-0.1.5 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate libsbc 0.1.5 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate libsbc 0.1.5 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libsbc 0.1.5
[INFO] finished tweaking crates.io crate libsbc 0.1.5
[INFO] tweaked toml for crates.io crate libsbc 0.1.5 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate libsbc 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-demangle v0.1.18
[INFO] [stderr]   Downloaded slice-deque v0.2.4
[INFO] [stderr]   Downloaded addr2line v0.14.1
[INFO] [stderr]   Downloaded byteorder v1.4.2
[INFO] [stderr]   Downloaded alsa v0.2.2
[INFO] [stderr]   Downloaded backtrace v0.3.56
[INFO] [stderr]   Downloaded libsbc-sys v0.1.2
[INFO] [stderr]   Downloaded nix v0.9.0
[INFO] [stderr]   Downloaded object v0.23.0
[INFO] [stderr]   Downloaded syn v1.0.60
[INFO] [stderr]   Downloaded gimli v0.23.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4853c5120fd01a6f26fed3d580d67420bce52f9a2fd6074e2e01a0b229a1596c
[INFO] running `Command { std: "docker" "start" "-a" "4853c5120fd01a6f26fed3d580d67420bce52f9a2fd6074e2e01a0b229a1596c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4853c5120fd01a6f26fed3d580d67420bce52f9a2fd6074e2e01a0b229a1596c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4853c5120fd01a6f26fed3d580d67420bce52f9a2fd6074e2e01a0b229a1596c", kill_on_drop: false }`
[INFO] [stdout] 4853c5120fd01a6f26fed3d580d67420bce52f9a2fd6074e2e01a0b229a1596c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0918dbe2d11637cb505687544471cc2991e073cf16ea1ee97d1098b118d9c94
[INFO] running `Command { std: "docker" "start" "-a" "a0918dbe2d11637cb505687544471cc2991e073cf16ea1ee97d1098b118d9c94", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling libsbc-sys v0.1.2
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking slice-deque v0.2.4
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking alsa v0.2.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking libsbc v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.65s
[INFO] running `Command { std: "docker" "inspect" "a0918dbe2d11637cb505687544471cc2991e073cf16ea1ee97d1098b118d9c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0918dbe2d11637cb505687544471cc2991e073cf16ea1ee97d1098b118d9c94", kill_on_drop: false }`
[INFO] [stdout] a0918dbe2d11637cb505687544471cc2991e073cf16ea1ee97d1098b118d9c94
[INFO] checking libsbc-0.1.5 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate libsbc 0.1.5 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate libsbc 0.1.5 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libsbc 0.1.5
[INFO] finished tweaking crates.io crate libsbc 0.1.5
[INFO] tweaked toml for crates.io crate libsbc 0.1.5 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate libsbc 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 769a29e6ed64162e9f1336b4d98241e93fb70a9dee1766a0cbb890856c69a617
[INFO] running `Command { std: "docker" "start" "-a" "769a29e6ed64162e9f1336b4d98241e93fb70a9dee1766a0cbb890856c69a617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "769a29e6ed64162e9f1336b4d98241e93fb70a9dee1766a0cbb890856c69a617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "769a29e6ed64162e9f1336b4d98241e93fb70a9dee1766a0cbb890856c69a617", kill_on_drop: false }`
[INFO] [stdout] 769a29e6ed64162e9f1336b4d98241e93fb70a9dee1766a0cbb890856c69a617
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef3a6c638b723efee7ae15732224246089aa0a78c39018b051af54ee7db1a5a3
[INFO] running `Command { std: "docker" "start" "-a" "ef3a6c638b723efee7ae15732224246089aa0a78c39018b051af54ee7db1a5a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking slice-deque v0.2.4
[INFO] [stderr]    Compiling libsbc-sys v0.1.2
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking alsa v0.2.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking libsbc v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.39s
[INFO] running `Command { std: "docker" "inspect" "ef3a6c638b723efee7ae15732224246089aa0a78c39018b051af54ee7db1a5a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef3a6c638b723efee7ae15732224246089aa0a78c39018b051af54ee7db1a5a3", kill_on_drop: false }`
[INFO] [stdout] ef3a6c638b723efee7ae15732224246089aa0a78c39018b051af54ee7db1a5a3