[INFO] fetching crate sinner 0.1.2...
[INFO] testing sinner-0.1.2 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate sinner 0.1.2 into /workspace/builds/worker-5-tc2/source
[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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sinner 0.1.2 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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" "+33835004928d3bf65db4d4712e1330766263b0bd" "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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7472b8c728296ef40c43069b8124a3d5dffca3b8c5d72b5dcf2c72da244b34e3
[INFO] running `Command { std: "docker" "start" "-a" "7472b8c728296ef40c43069b8124a3d5dffca3b8c5d72b5dcf2c72da244b34e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7472b8c728296ef40c43069b8124a3d5dffca3b8c5d72b5dcf2c72da244b34e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7472b8c728296ef40c43069b8124a3d5dffca3b8c5d72b5dcf2c72da244b34e3", kill_on_drop: false }`
[INFO] [stdout] 7472b8c728296ef40c43069b8124a3d5dffca3b8c5d72b5dcf2c72da244b34e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb77d056c43915481d05f2115936d4c30605cec70ac19d5ebc4f5d3e8943c8b5
[INFO] running `Command { std: "docker" "start" "-a" "bb77d056c43915481d05f2115936d4c30605cec70ac19d5ebc4f5d3e8943c8b5", 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)]` (part of `#[warn(unused)]`) 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "bb77d056c43915481d05f2115936d4c30605cec70ac19d5ebc4f5d3e8943c8b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb77d056c43915481d05f2115936d4c30605cec70ac19d5ebc4f5d3e8943c8b5", kill_on_drop: false }`
[INFO] [stdout] bb77d056c43915481d05f2115936d4c30605cec70ac19d5ebc4f5d3e8943c8b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d6328b064507096b5f1a0e77f69f29a29ed63e3c492d2ba1918c2e7f1b5b7e3
[INFO] running `Command { std: "docker" "start" "-a" "7d6328b064507096b5f1a0e77f69f29a29ed63e3c492d2ba1918c2e7f1b5b7e3", 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)]` (part of `#[warn(unused)]`) 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: 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)]` (part of `#[warn(unused)]`) 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "7d6328b064507096b5f1a0e77f69f29a29ed63e3c492d2ba1918c2e7f1b5b7e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d6328b064507096b5f1a0e77f69f29a29ed63e3c492d2ba1918c2e7f1b5b7e3", kill_on_drop: false }`
[INFO] [stdout] 7d6328b064507096b5f1a0e77f69f29a29ed63e3c492d2ba1918c2e7f1b5b7e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 93ff33f43aec21ca293914e640d7b6aa8701c56291283b63c2791a75d9e877d5
[INFO] running `Command { std: "docker" "start" "-a" "93ff33f43aec21ca293914e640d7b6aa8701c56291283b63c2791a75d9e877d5", kill_on_drop: false }`
[INFO] [stderr] warning: field `ref_count` is never read
[INFO] [stdout] 
[INFO] [stderr]   --> src/lib.rs:18:5
[INFO] [stdout] running 1 test
[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)]` (part of `#[warn(unused)]`) 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` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sinner-a821dd1269902a79)
[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-a821dd1269902a79` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "93ff33f43aec21ca293914e640d7b6aa8701c56291283b63c2791a75d9e877d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93ff33f43aec21ca293914e640d7b6aa8701c56291283b63c2791a75d9e877d5", kill_on_drop: false }`
[INFO] [stdout] 93ff33f43aec21ca293914e640d7b6aa8701c56291283b63c2791a75d9e877d5
