[INFO] cloning repository https://github.com/maeln/wfc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maeln/wfc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaeln%2Fwfc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaeln%2Fwfc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4c260fb0df8cd914b6116cf1675210041afaeadc [INFO] building maeln/wfc against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaeln%2Fwfc" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maeln/wfc on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/maeln/wfc [INFO] finished tweaking git repo https://github.com/maeln/wfc [INFO] tweaked toml for git repo https://github.com/maeln/wfc written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/maeln/wfc 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ff02a680f48bc879e5871a85ca21135452b4a21ebd1ad55be6d8f1e14c9f816c [INFO] running `Command { std: "docker" "start" "-a" "ff02a680f48bc879e5871a85ca21135452b4a21ebd1ad55be6d8f1e14c9f816c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ff02a680f48bc879e5871a85ca21135452b4a21ebd1ad55be6d8f1e14c9f816c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff02a680f48bc879e5871a85ca21135452b4a21ebd1ad55be6d8f1e14c9f816c", kill_on_drop: false }` [INFO] [stdout] ff02a680f48bc879e5871a85ca21135452b4a21ebd1ad55be6d8f1e14c9f816c [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e87f9c8d30838d5eec6cf3288b769535c3eb210edb91fc43ca61372665a325d6 [INFO] running `Command { std: "docker" "start" "-a" "e87f9c8d30838d5eec6cf3288b769535c3eb210edb91fc43ca61372665a325d6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling wfc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type `WFC_STATE` should have an upper camel case name [INFO] [stdout] --> src/main.rs:27:6 [INFO] [stdout] | [INFO] [stdout] 27 | enum WFC_STATE { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to upper camel case: `WfcState` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let mut neighbors: Vec = self.neighbors(x, y); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `nb_pos` is never read [INFO] [stdout] --> src/main.rs:175:13 [INFO] [stdout] | [INFO] [stdout] 175 | nb_pos = pos.len(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `COLLAPSED` is never constructed [INFO] [stdout] --> src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 27 | enum WFC_STATE { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 30 | COLLAPSED, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.29s [INFO] running `Command { std: "docker" "inspect" "e87f9c8d30838d5eec6cf3288b769535c3eb210edb91fc43ca61372665a325d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e87f9c8d30838d5eec6cf3288b769535c3eb210edb91fc43ca61372665a325d6", kill_on_drop: false }` [INFO] [stdout] e87f9c8d30838d5eec6cf3288b769535c3eb210edb91fc43ca61372665a325d6 [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c8ab83b9f457362b7fc5fbb5c02a05ccb7105b0c7415ea6cb3bdcb11f1e2a3b [INFO] running `Command { std: "docker" "start" "-a" "6c8ab83b9f457362b7fc5fbb5c02a05ccb7105b0c7415ea6cb3bdcb11f1e2a3b", kill_on_drop: false }` [INFO] [stderr] Compiling wfc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type `WFC_STATE` should have an upper camel case name [INFO] [stdout] --> src/main.rs:27:6 [INFO] [stdout] | [INFO] [stdout] 27 | enum WFC_STATE { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to upper camel case: `WfcState` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let mut neighbors: Vec = self.neighbors(x, y); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `nb_pos` is never read [INFO] [stdout] --> src/main.rs:175:13 [INFO] [stdout] | [INFO] [stdout] 175 | nb_pos = pos.len(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `COLLAPSED` is never constructed [INFO] [stdout] --> src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 27 | enum WFC_STATE { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 30 | COLLAPSED, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s [INFO] running `Command { std: "docker" "inspect" "6c8ab83b9f457362b7fc5fbb5c02a05ccb7105b0c7415ea6cb3bdcb11f1e2a3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c8ab83b9f457362b7fc5fbb5c02a05ccb7105b0c7415ea6cb3bdcb11f1e2a3b", kill_on_drop: false }` [INFO] [stdout] 6c8ab83b9f457362b7fc5fbb5c02a05ccb7105b0c7415ea6cb3bdcb11f1e2a3b