[INFO] fetching crate wascc-telnet 0.1.0... [INFO] checking wascc-telnet-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate wascc-telnet 0.1.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate wascc-telnet 0.1.0 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 wascc-telnet 0.1.0 [INFO] finished tweaking crates.io crate wascc-telnet 0.1.0 [INFO] tweaked toml for crates.io crate wascc-telnet 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 52 packages [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding crossbeam v0.7.3 (latest: v0.8.4) [INFO] [stderr] Adding crossbeam-channel v0.4.4 (latest: v0.5.12) [INFO] [stderr] Adding crossbeam-deque v0.7.4 (latest: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.8.2 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-queue v0.2.3 (latest: v0.3.11) [INFO] [stderr] Adding crossbeam-utils v0.7.2 (latest: v0.8.19) [INFO] [stderr] Adding env_logger v0.7.1 (latest: v0.11.3) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding memoffset v0.5.6 (latest: v0.9.1) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding rmp-serde v0.14.4 (latest: v1.1.2) [INFO] [stderr] Adding telnet v0.1.4 (latest: v0.2.1) [INFO] [stderr] Adding uuid v0.8.2 (latest: v1.8.0) [INFO] [stderr] Adding wascc-codec v0.7.2 (latest: v0.9.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [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] Downloading crates ... [INFO] [stderr] Downloaded wascc-codec v0.7.2 [INFO] [stderr] Downloaded ansi-escapes v0.1.1 [INFO] [stderr] Downloaded telnet v0.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 38c07217a06b0681e105e208c29752b620d0fc57903d65a8aba5cd9f3e0561a0 [INFO] running `Command { std: "docker" "start" "-a" "38c07217a06b0681e105e208c29752b620d0fc57903d65a8aba5cd9f3e0561a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "38c07217a06b0681e105e208c29752b620d0fc57903d65a8aba5cd9f3e0561a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38c07217a06b0681e105e208c29752b620d0fc57903d65a8aba5cd9f3e0561a0", kill_on_drop: false }` [INFO] [stdout] 38c07217a06b0681e105e208c29752b620d0fc57903d65a8aba5cd9f3e0561a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3c707a6f1c79107b5baf6ff0e325a982d29951e104fb1d1e6742dc96e44bdb1b [INFO] running `Command { std: "docker" "start" "-a" "3c707a6f1c79107b5baf6ff0e325a982d29951e104fb1d1e6742dc96e44bdb1b", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking rmp v0.8.12 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking serde_bytes v0.11.14 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking ansi-escapes v0.1.1 [INFO] [stderr] Checking telnet v0.1.4 [INFO] [stderr] Checking rmp-serde v0.14.4 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking wascc-codec v0.7.2 [INFO] [stderr] Checking wascc-telnet v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.29s [INFO] running `Command { std: "docker" "inspect" "3c707a6f1c79107b5baf6ff0e325a982d29951e104fb1d1e6742dc96e44bdb1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c707a6f1c79107b5baf6ff0e325a982d29951e104fb1d1e6742dc96e44bdb1b", kill_on_drop: false }` [INFO] [stdout] 3c707a6f1c79107b5baf6ff0e325a982d29951e104fb1d1e6742dc96e44bdb1b [INFO] checking wascc-telnet-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate wascc-telnet 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate wascc-telnet 0.1.0 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 wascc-telnet 0.1.0 [INFO] finished tweaking crates.io crate wascc-telnet 0.1.0 [INFO] tweaked toml for crates.io crate wascc-telnet 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 52 packages [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding crossbeam v0.7.3 (latest: v0.8.4) [INFO] [stderr] Adding crossbeam-channel v0.4.4 (latest: v0.5.12) [INFO] [stderr] Adding crossbeam-deque v0.7.4 (latest: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.8.2 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-queue v0.2.3 (latest: v0.3.11) [INFO] [stderr] Adding crossbeam-utils v0.7.2 (latest: v0.8.19) [INFO] [stderr] Adding env_logger v0.7.1 (latest: v0.11.3) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding memoffset v0.5.6 (latest: v0.9.1) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding rmp-serde v0.14.4 (latest: v1.1.2) [INFO] [stderr] Adding telnet v0.1.4 (latest: v0.2.1) [INFO] [stderr] Adding uuid v0.8.2 (latest: v1.8.0) [INFO] [stderr] Adding wascc-codec v0.7.2 (latest: v0.9.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2572067bdb154c804def09cf1fe75eaaf53d4f7c8609c9bcf32956e8ac2c546a [INFO] running `Command { std: "docker" "start" "-a" "2572067bdb154c804def09cf1fe75eaaf53d4f7c8609c9bcf32956e8ac2c546a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2572067bdb154c804def09cf1fe75eaaf53d4f7c8609c9bcf32956e8ac2c546a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2572067bdb154c804def09cf1fe75eaaf53d4f7c8609c9bcf32956e8ac2c546a", kill_on_drop: false }` [INFO] [stdout] 2572067bdb154c804def09cf1fe75eaaf53d4f7c8609c9bcf32956e8ac2c546a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b2b06bf0fa031b240bfc464b6748be527fcfd5e6cc24a34727b8df44df91c0a6 [INFO] running `Command { std: "docker" "start" "-a" "b2b06bf0fa031b240bfc464b6748be527fcfd5e6cc24a34727b8df44df91c0a6", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking rmp v0.8.12 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking serde_bytes v0.11.14 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking rmp-serde v0.14.4 [INFO] [stderr] Checking telnet v0.1.4 [INFO] [stderr] Checking ansi-escapes v0.1.1 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking wascc-codec v0.7.2 [INFO] [stderr] Checking wascc-telnet v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.30s [INFO] running `Command { std: "docker" "inspect" "b2b06bf0fa031b240bfc464b6748be527fcfd5e6cc24a34727b8df44df91c0a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2b06bf0fa031b240bfc464b6748be527fcfd5e6cc24a34727b8df44df91c0a6", kill_on_drop: false }` [INFO] [stdout] b2b06bf0fa031b240bfc464b6748be527fcfd5e6cc24a34727b8df44df91c0a6