[INFO] fetching crate lamellar 0.3.1...
[INFO] checking lamellar-0.3.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate lamellar 0.3.1 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate lamellar 0.3.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lamellar 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate lamellar 0.3.1
[INFO] tweaked toml for crates.io crate lamellar 0.3.1 written to /workspace/builds/worker-77/source/Cargo.toml
[INFO] crate crates.io crate lamellar 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded subprocess v0.1.20
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[INFO] [stderr]   Downloaded inventory-impl v0.1.10
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[INFO] [stderr]   Downloaded lamellar-prof v0.1.0
[INFO] [stderr]   Downloaded lamellar-impl v0.3.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9392f732f7ce3a0aa261fc38708dc419206db54df690ee83e3a79112038f5033
[INFO] running `Command { std: "docker" "start" "-a" "9392f732f7ce3a0aa261fc38708dc419206db54df690ee83e3a79112038f5033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9392f732f7ce3a0aa261fc38708dc419206db54df690ee83e3a79112038f5033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9392f732f7ce3a0aa261fc38708dc419206db54df690ee83e3a79112038f5033", kill_on_drop: false }`
[INFO] [stdout] 9392f732f7ce3a0aa261fc38708dc419206db54df690ee83e3a79112038f5033
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ac2592de92037b013aabc796f48ecefaa9066fe53ba60ebd6851343bd9ddafa
[INFO] running `Command { std: "docker" "start" "-a" "7ac2592de92037b013aabc796f48ecefaa9066fe53ba60ebd6851343bd9ddafa", kill_on_drop: false }`
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[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling lamellar-prof v0.1.0
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking simple_logger v1.11.0
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[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]    Compiling lamellar-impl v0.3.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking lamellar v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lamellar_alloc.rs:410:17
[INFO] [stdout]     |
[INFO] [stdout] 410 |             let mut alloc_clone = alloc.clone();
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.32s
[INFO] running `Command { std: "docker" "inspect" "7ac2592de92037b013aabc796f48ecefaa9066fe53ba60ebd6851343bd9ddafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ac2592de92037b013aabc796f48ecefaa9066fe53ba60ebd6851343bd9ddafa", kill_on_drop: false }`
[INFO] [stdout] 7ac2592de92037b013aabc796f48ecefaa9066fe53ba60ebd6851343bd9ddafa
