[INFO] fetching crate PrimitiveAssembler 0.1.2...
[INFO] checking PrimitiveAssembler-0.1.2 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate PrimitiveAssembler 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate PrimitiveAssembler 0.1.2 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate PrimitiveAssembler 0.1.2
[INFO] finished tweaking crates.io crate PrimitiveAssembler 0.1.2
[INFO] tweaked toml for crates.io crate PrimitiveAssembler 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff6081a746d67fe975d10e714a23f26f1f6e6ef37fa6aa1c7a023f8aed6b42af
[INFO] running `Command { std: "docker" "start" "-a" "ff6081a746d67fe975d10e714a23f26f1f6e6ef37fa6aa1c7a023f8aed6b42af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff6081a746d67fe975d10e714a23f26f1f6e6ef37fa6aa1c7a023f8aed6b42af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff6081a746d67fe975d10e714a23f26f1f6e6ef37fa6aa1c7a023f8aed6b42af", kill_on_drop: false }`
[INFO] [stdout] ff6081a746d67fe975d10e714a23f26f1f6e6ef37fa6aa1c7a023f8aed6b42af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66c645a6364988e7633f65b955694f76f099e8deba0e3be2f3b75212c6e14eac
[INFO] running `Command { std: "docker" "start" "-a" "66c645a6364988e7633f65b955694f76f099e8deba0e3be2f3b75212c6e14eac", kill_on_drop: false }`
[INFO] [stderr]     Checking PrimitiveAssembler v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `last_vertex` is never read
[INFO] [stdout]  --> src/line.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |         let mut last_vertex=0;
[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: crate `PrimitiveAssembler` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `primitive_assembler`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_vertex` is never read
[INFO] [stdout]  --> src/line.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |         let mut last_vertex=0;
[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: unused variable: `line`
[INFO] [stdout]   --> src/lib.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let line=line_assemble(LineAssembleMode::Loop,vertices);
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `PrimitiveAssembler` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `primitive_assembler`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "66c645a6364988e7633f65b955694f76f099e8deba0e3be2f3b75212c6e14eac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66c645a6364988e7633f65b955694f76f099e8deba0e3be2f3b75212c6e14eac", kill_on_drop: false }`
[INFO] [stdout] 66c645a6364988e7633f65b955694f76f099e8deba0e3be2f3b75212c6e14eac
