[INFO] fetching crate sinner 0.1.2...
[INFO] testing sinner-0.1.2 against 1.76.0 for beta-1.77-1
[INFO] extracting crate sinner 0.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate sinner 0.1.2 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sinner 0.1.2
[INFO] finished tweaking crates.io crate sinner 0.1.2
[INFO] tweaked toml for crates.io crate sinner 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc0218efcf206d1b8ef4f8eae25610b9118b9a1417848ac282f98cbf8928ae36
[INFO] running `Command { std: "docker" "start" "-a" "fc0218efcf206d1b8ef4f8eae25610b9118b9a1417848ac282f98cbf8928ae36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc0218efcf206d1b8ef4f8eae25610b9118b9a1417848ac282f98cbf8928ae36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc0218efcf206d1b8ef4f8eae25610b9118b9a1417848ac282f98cbf8928ae36", kill_on_drop: false }`
[INFO] [stdout] fc0218efcf206d1b8ef4f8eae25610b9118b9a1417848ac282f98cbf8928ae36
[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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ab93f515c2c6fcd9515d630d49520e89e3216ba846f96a00737f5e3053c496e
[INFO] running `Command { std: "docker" "start" "-a" "4ab93f515c2c6fcd9515d630d49520e89e3216ba846f96a00737f5e3053c496e", kill_on_drop: false }`
[INFO] [stderr]    Compiling sinner v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `ref_count` is never read
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Sinner<T> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 17 |     data: T,
[INFO] [stdout] 18 |     ref_count: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clone` is never used
[INFO] [stdout]   --> src/lib.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<T> Sin<T> {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn clone(&self) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "4ab93f515c2c6fcd9515d630d49520e89e3216ba846f96a00737f5e3053c496e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ab93f515c2c6fcd9515d630d49520e89e3216ba846f96a00737f5e3053c496e", kill_on_drop: false }`
[INFO] [stdout] 4ab93f515c2c6fcd9515d630d49520e89e3216ba846f96a00737f5e3053c496e
[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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ffd438d62d4ce433c8ad820f70442f7e89d9474ec6acb481383b26861b7d1bd
[INFO] running `Command { std: "docker" "start" "-a" "2ffd438d62d4ce433c8ad820f70442f7e89d9474ec6acb481383b26861b7d1bd", kill_on_drop: false }`
[INFO] [stdout] warning: field `ref_count` is never read
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Sinner<T> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 17 |     data: T,
[INFO] [stdout] 18 |     ref_count: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sinner v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `clone` is never used
[INFO] [stdout]   --> src/lib.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<T> Sin<T> {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn clone(&self) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ref_count` is never read
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Sinner<T> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 17 |     data: T,
[INFO] [stdout] 18 |     ref_count: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clone` is never used
[INFO] [stdout]   --> src/lib.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<T> Sin<T> {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn clone(&self) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "2ffd438d62d4ce433c8ad820f70442f7e89d9474ec6acb481383b26861b7d1bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ffd438d62d4ce433c8ad820f70442f7e89d9474ec6acb481383b26861b7d1bd", kill_on_drop: false }`
[INFO] [stdout] 2ffd438d62d4ce433c8ad820f70442f7e89d9474ec6acb481383b26861b7d1bd
[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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b617010281aa76fa9dcd7838ee742cdc6bfda5b2d4f77ba93b6d2714305b094a
[INFO] running `Command { std: "docker" "start" "-a" "b617010281aa76fa9dcd7838ee742cdc6bfda5b2d4f77ba93b6d2714305b094a", kill_on_drop: false }`
[INFO] [stderr] warning: field `ref_count` is never read
[INFO] [stderr]   --> src/lib.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct Sinner<T> {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] 17 |     data: T,
[INFO] [stderr] 18 |     ref_count: usize,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `clone` is never used
[INFO] [stderr]   --> src/lib.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 24 | impl<T> Sin<T> {
[INFO] [stderr]    | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 33 |     fn clone(&self) -> Self {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `sinner` (lib) generated 2 warnings
[INFO] [stderr] warning: `sinner` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sinner-7d0e4c15ad45d937)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/sinner-7d0e4c15ad45d937` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "b617010281aa76fa9dcd7838ee742cdc6bfda5b2d4f77ba93b6d2714305b094a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b617010281aa76fa9dcd7838ee742cdc6bfda5b2d4f77ba93b6d2714305b094a", kill_on_drop: false }`
[INFO] [stdout] b617010281aa76fa9dcd7838ee742cdc6bfda5b2d4f77ba93b6d2714305b094a
