[INFO] fetching crate dsa_abc 0.1.4...
[INFO] testing dsa_abc-0.1.4 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate dsa_abc 0.1.4 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate dsa_abc 0.1.4
[INFO] finished tweaking crates.io crate dsa_abc 0.1.4
[INFO] tweaked toml for crates.io crate dsa_abc 0.1.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dsa_abc 0.1.4 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dsa_abc 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | homepage = "https://github.com/lucasmelodev1/dsa_abc"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 | repository = "https://github.com/lucasmelodev1/dsa_abc"
[INFO] [stderr]    |              ------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `dsa_abc` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f8132693cd64d3abc00d221b96983d27003391ec1084c35c3428639c74ca98c4
[INFO] running `Command { std: "docker" "start" "f8132693cd64d3abc00d221b96983d27003391ec1084c35c3428639c74ca98c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8132693cd64d3abc00d221b96983d27003391ec1084c35c3428639c74ca98c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f8132693cd64d3abc00d221b96983d27003391ec1084c35c3428639c74ca98c4" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8132693cd64d3abc00d221b96983d27003391ec1084c35c3428639c74ca98c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f8132693cd64d3abc00d221b96983d27003391ec1084c35c3428639c74ca98c4" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | homepage = "https://github.com/lucasmelodev1/dsa_abc"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 | repository = "https://github.com/lucasmelodev1/dsa_abc"
[INFO] [stderr]    |              ------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `dsa_abc` (manifest) generated 1 warning
[INFO] [stderr]    Compiling dsa_abc v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "f8132693cd64d3abc00d221b96983d27003391ec1084c35c3428639c74ca98c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f8132693cd64d3abc00d221b96983d27003391ec1084c35c3428639c74ca98c4" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | homepage = "https://github.com/lucasmelodev1/dsa_abc"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 | repository = "https://github.com/lucasmelodev1/dsa_abc"
[INFO] [stderr]    |              ------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `dsa_abc` (manifest) generated 1 warning
[INFO] [stderr]    Compiling dsa_abc v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "f8132693cd64d3abc00d221b96983d27003391ec1084c35c3428639c74ca98c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f8132693cd64d3abc00d221b96983d27003391ec1084c35c3428639c74ca98c4" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | homepage = "https://github.com/lucasmelodev1/dsa_abc"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 | repository = "https://github.com/lucasmelodev1/dsa_abc"
[INFO] [stderr]    |              ------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `dsa_abc` (manifest) generated 1 warning
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/dsa_abc/b5876de19dae8da9/out/dsa_abc-b5876de19dae8da9)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test binary_search_tree::tests::find_root ... ok
[INFO] [stdout] test binary_search_tree::tests::pre_order_check ... ok
[INFO] [stdout] test binary_search_tree::tests::find_node ... ok
[INFO] [stdout] test binary_search_tree::tests::find_deleted_root ... ok
[INFO] [stdout] test binary_search_tree::tests::find_deleted_node ... ok
[INFO] [stdout] test singly_linked_list::tests::find_at ... ok
[INFO] [stdout] test binary_search_tree::tests::post_order_check ... ok
[INFO] [stdout] test binary_search_tree::tests::in_order_check ... ok
[INFO] [stdout] test singly_linked_list::tests::find_first ... ok
[INFO] [stdout] test singly_linked_list::tests::find_last ... ok
[INFO] [stdout] test singly_linked_list::tests::find_inserted ... ok
[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/release/build/dsa_abc/b5876de19dae8da9/out/dsa_abc-b5876de19dae8da9` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "f8132693cd64d3abc00d221b96983d27003391ec1084c35c3428639c74ca98c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8132693cd64d3abc00d221b96983d27003391ec1084c35c3428639c74ca98c4", kill_on_drop: false }`
[INFO] [stdout] f8132693cd64d3abc00d221b96983d27003391ec1084c35c3428639c74ca98c4
