[INFO] fetching crate rtorrent-utils 1.0.2...
[INFO] checking rtorrent-utils-1.0.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate rtorrent-utils 1.0.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate rtorrent-utils 1.0.2 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 rtorrent-utils 1.0.2
[INFO] finished tweaking crates.io crate rtorrent-utils 1.0.2
[INFO] tweaked toml for crates.io crate rtorrent-utils 1.0.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate rtorrent-utils 1.0.2 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 shellexpand v2.1.0
[INFO] [stderr]   Downloaded rtorrent-xmlrpc-bindings v1.0.3
[INFO] [stderr]   Downloaded unicode-bidi v0.3.6
[INFO] [stderr]   Downloaded http-body v0.4.3
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.77
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.77
[INFO] [stderr]   Downloaded xml-rs v0.8.4
[INFO] [stderr]   Downloaded iso8601 v0.4.0
[INFO] [stderr]   Downloaded socket2 v0.4.1
[INFO] [stderr]   Downloaded h2 v0.3.4
[INFO] [stderr]   Downloaded hyper v0.14.12
[INFO] [stderr]   Downloaded tokio v1.11.0
[INFO] [stderr]   Downloaded web-sys v0.3.54
[INFO] [stderr]   Downloaded openssl v0.10.36
[INFO] [stderr]   Downloaded xmlrpc v0.15.0
[INFO] [stderr]   Downloaded serde_json v1.0.67
[INFO] [stderr]   Downloaded syn v1.0.76
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.77
[INFO] [stderr]   Downloaded reqwest v0.11.4
[INFO] [stderr]   Downloaded tracing-core v0.1.20
[INFO] [stderr]   Downloaded tracing v0.1.27
[INFO] [stderr]   Downloaded cc v1.0.70
[INFO] [stderr]   Downloaded openssl-sys v0.9.66
[INFO] [stderr]   Downloaded core-foundation v0.9.1
[INFO] [stderr]   Downloaded js-sys v0.3.54
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.77
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.77
[INFO] [stderr]   Downloaded futures-io v0.3.17
[INFO] [stderr]   Downloaded slab v0.4.4
[INFO] [stderr]   Downloaded tokio-util v0.6.8
[INFO] [stderr]   Downloaded core-foundation-sys v0.8.2
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.27
[INFO] [stderr]   Downloaded tinyvec v1.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8dafdc5aae7667d5bca1b82fdb5684ef9135c67e386884c915420027f1a5e79c
[INFO] running `Command { std: "docker" "start" "-a" "8dafdc5aae7667d5bca1b82fdb5684ef9135c67e386884c915420027f1a5e79c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dafdc5aae7667d5bca1b82fdb5684ef9135c67e386884c915420027f1a5e79c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dafdc5aae7667d5bca1b82fdb5684ef9135c67e386884c915420027f1a5e79c", kill_on_drop: false }`
[INFO] [stdout] 8dafdc5aae7667d5bca1b82fdb5684ef9135c67e386884c915420027f1a5e79c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5075ecb754583dbeec6d79e503ef75338e6a68a00f0d7757d3185c43f8c969a3
[INFO] running `Command { std: "docker" "start" "-a" "5075ecb754583dbeec6d79e503ef75338e6a68a00f0d7757d3185c43f8c969a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]     Checking tracing-core v0.1.20
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]     Checking tinyvec v1.4.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]     Checking unicode-bidi v0.3.6
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking shellexpand v2.1.0
[INFO] [stderr]     Checking tracing v0.1.27
[INFO] [stderr]    Compiling openssl-sys v0.9.66
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking http-body v0.4.3
[INFO] [stderr]     Checking iso8601 v0.4.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking tokio-util v0.6.8
[INFO] [stderr]     Checking h2 v0.3.4
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking hyper v0.14.12
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.4
[INFO] [stderr]     Checking xmlrpc v0.15.0
[INFO] [stderr]     Checking rtorrent-xmlrpc-bindings v1.0.3
[INFO] [stderr]     Checking rtorrent-utils v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.93s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "5075ecb754583dbeec6d79e503ef75338e6a68a00f0d7757d3185c43f8c969a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5075ecb754583dbeec6d79e503ef75338e6a68a00f0d7757d3185c43f8c969a3", kill_on_drop: false }`
[INFO] [stdout] 5075ecb754583dbeec6d79e503ef75338e6a68a00f0d7757d3185c43f8c969a3
[INFO] checking rtorrent-utils-1.0.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate rtorrent-utils 1.0.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate rtorrent-utils 1.0.2 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 rtorrent-utils 1.0.2
[INFO] finished tweaking crates.io crate rtorrent-utils 1.0.2
[INFO] tweaked toml for crates.io crate rtorrent-utils 1.0.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate rtorrent-utils 1.0.2 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f10c7fe061ec4c0dc99e89a7e3946f3a9507346c089c894fe8fa2f28913a196b
[INFO] running `Command { std: "docker" "start" "-a" "f10c7fe061ec4c0dc99e89a7e3946f3a9507346c089c894fe8fa2f28913a196b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f10c7fe061ec4c0dc99e89a7e3946f3a9507346c089c894fe8fa2f28913a196b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f10c7fe061ec4c0dc99e89a7e3946f3a9507346c089c894fe8fa2f28913a196b", kill_on_drop: false }`
[INFO] [stdout] f10c7fe061ec4c0dc99e89a7e3946f3a9507346c089c894fe8fa2f28913a196b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 89c10df7e004ef97e4b9fb4c3a187e4f16ebc80c8e91a5da68716cd9e92cc52a
[INFO] running `Command { std: "docker" "start" "-a" "89c10df7e004ef97e4b9fb4c3a187e4f16ebc80c8e91a5da68716cd9e92cc52a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]     Checking tracing-core v0.1.20
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking tinyvec v1.4.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking unicode-bidi v0.3.6
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking shellexpand v2.1.0
[INFO] [stderr]     Checking tracing v0.1.27
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling openssl-sys v0.9.66
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking http-body v0.4.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking iso8601 v0.4.0
[INFO] [stderr]     Checking tokio-util v0.6.8
[INFO] [stderr]     Checking h2 v0.3.4
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking hyper v0.14.12
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.4
[INFO] [stderr]     Checking xmlrpc v0.15.0
[INFO] [stderr]     Checking rtorrent-xmlrpc-bindings v1.0.3
[INFO] [stderr]     Checking rtorrent-utils v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.52s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "89c10df7e004ef97e4b9fb4c3a187e4f16ebc80c8e91a5da68716cd9e92cc52a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89c10df7e004ef97e4b9fb4c3a187e4f16ebc80c8e91a5da68716cd9e92cc52a", kill_on_drop: false }`
[INFO] [stdout] 89c10df7e004ef97e4b9fb4c3a187e4f16ebc80c8e91a5da68716cd9e92cc52a