[INFO] cloning repository https://github.com/siiptuo/natrix [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/siiptuo/natrix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsiiptuo%2Fnatrix", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsiiptuo%2Fnatrix'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 54118389eb508245b1f7f555522edcc94363e061 [INFO] checking siiptuo/natrix against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsiiptuo%2Fnatrix" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/siiptuo/natrix on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/siiptuo/natrix [INFO] finished tweaking git repo https://github.com/siiptuo/natrix [INFO] tweaked toml for git repo https://github.com/siiptuo/natrix written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/siiptuo/natrix 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cfg-if v0.1.9 [INFO] [stderr] Downloaded sdl2 v0.32.2 [INFO] [stderr] Downloaded rand_pcg v0.1.2 [INFO] [stderr] Downloaded rand_xorshift v0.1.1 [INFO] [stderr] Downloaded num-iter v0.1.39 [INFO] [stderr] Downloaded getrandom v0.1.11 [INFO] [stderr] Downloaded rand_hc v0.1.0 [INFO] [stderr] Downloaded ppv-lite86 v0.2.5 [INFO] [stderr] Downloaded c2-chacha v0.2.2 [INFO] [stderr] Downloaded rand_chacha v0.2.1 [INFO] [stderr] Downloaded wasi v0.5.0 [INFO] [stderr] Downloaded rand_core v0.5.0 [INFO] [stderr] Downloaded rand v0.7.0 [INFO] [stderr] Downloaded num-integer v0.1.41 [INFO] [stderr] Downloaded rand v0.6.5 [INFO] [stderr] Downloaded libc v0.2.62 [INFO] [stderr] Downloaded sdl2-sys v0.32.6 [INFO] [stderr] Downloaded num-traits v0.2.8 [INFO] [stderr] Downloaded rand_chacha v0.1.1 [INFO] [stderr] Downloaded winapi v0.3.7 [INFO] [stderr] Downloaded rand_isaac v0.1.1 [INFO] [stderr] Downloaded bitflags v1.1.0 [INFO] [stderr] Downloaded rand_os v0.1.3 [INFO] [stderr] Downloaded autocfg v0.1.6 [INFO] [stderr] Downloaded rand_jitter v0.1.4 [INFO] [stderr] Downloaded cloudabi v0.0.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4287f2aafb1c889ed85ae43b5f5376ba895f8066e008f4ea7d060ef43becc874 [INFO] running `Command { std: "docker" "start" "-a" "4287f2aafb1c889ed85ae43b5f5376ba895f8066e008f4ea7d060ef43becc874", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4287f2aafb1c889ed85ae43b5f5376ba895f8066e008f4ea7d060ef43becc874", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4287f2aafb1c889ed85ae43b5f5376ba895f8066e008f4ea7d060ef43becc874", kill_on_drop: false }` [INFO] [stdout] 4287f2aafb1c889ed85ae43b5f5376ba895f8066e008f4ea7d060ef43becc874 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 889d4344f82299e081b6d2108d081d06338615ef86ad2888bf49227e949eaf29 [INFO] running `Command { std: "docker" "start" "-a" "889d4344f82299e081b6d2108d081d06338615ef86ad2888bf49227e949eaf29", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling getrandom v0.1.11 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Compiling sdl2 v0.32.2 [INFO] [stderr] Compiling sdl2-sys v0.32.6 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand_core v0.5.0 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking natrix v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/map.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | Io(io::Error), [INFO] [stdout] | -- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 21 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/map.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | Io(io::Error), [INFO] [stdout] | -- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 21 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/map.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | InvalidFormat(String), [INFO] [stdout] | ------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 22 | InvalidFormat(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/map.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | InvalidFormat(String), [INFO] [stdout] | ------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 22 | InvalidFormat(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.66s [INFO] running `Command { std: "docker" "inspect" "889d4344f82299e081b6d2108d081d06338615ef86ad2888bf49227e949eaf29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "889d4344f82299e081b6d2108d081d06338615ef86ad2888bf49227e949eaf29", kill_on_drop: false }` [INFO] [stdout] 889d4344f82299e081b6d2108d081d06338615ef86ad2888bf49227e949eaf29