[INFO] fetching crate musubi 0.1.1... [INFO] checking musubi-0.1.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate musubi 0.1.1 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate musubi 0.1.1 [INFO] finished tweaking crates.io crate musubi 0.1.1 [INFO] tweaked toml for crates.io crate musubi 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate musubi 0.1.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 16 packages to latest compatible versions [INFO] [stderr] Adding rand v0.7.3 (available: v0.9.2) [INFO] [stderr] Adding uuid v0.8.2 (available: v1.18.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4eb9a90ef683c4d3c8feca30783013ebd50f8d540a3fba9ac9a52cbe15caca7b [INFO] running `Command { std: "docker" "start" "-a" "4eb9a90ef683c4d3c8feca30783013ebd50f8d540a3fba9ac9a52cbe15caca7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4eb9a90ef683c4d3c8feca30783013ebd50f8d540a3fba9ac9a52cbe15caca7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4eb9a90ef683c4d3c8feca30783013ebd50f8d540a3fba9ac9a52cbe15caca7b", kill_on_drop: false }` [INFO] [stdout] 4eb9a90ef683c4d3c8feca30783013ebd50f8d540a3fba9ac9a52cbe15caca7b [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cd3063ef5b4c7ea61519b8742a698abf775c93e174bf838186519f669415fab8 [INFO] running `Command { std: "docker" "start" "-a" "cd3063ef5b4c7ea61519b8742a698abf775c93e174bf838186519f669415fab8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking musubi v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Linked { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 8 | value: T, // what does this variable contain? [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/lib.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 13 | impl Linked { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 14 | fn new(val: T) -> Linked { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Linked { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 8 | value: T, // what does this variable contain? [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/lib.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 13 | impl Linked { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 14 | fn new(val: T) -> Linked { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.02s [INFO] running `Command { std: "docker" "inspect" "cd3063ef5b4c7ea61519b8742a698abf775c93e174bf838186519f669415fab8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd3063ef5b4c7ea61519b8742a698abf775c93e174bf838186519f669415fab8", kill_on_drop: false }` [INFO] [stdout] cd3063ef5b4c7ea61519b8742a698abf775c93e174bf838186519f669415fab8