[INFO] cloning repository https://github.com/benfalk/memory_show
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benfalk/memory_show" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenfalk%2Fmemory_show", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenfalk%2Fmemory_show'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 306b3d03047059c98a529f3888d8903507f25a80
[INFO] testing benfalk/memory_show/306b3d03047059c98a529f3888d8903507f25a80 against 1.81.0 for beta-1.82-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenfalk%2Fmemory_show" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/benfalk/memory_show on toolchain 1.81.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.81.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/benfalk/memory_show
[INFO] finished tweaking git repo https://github.com/benfalk/memory_show
[INFO] tweaked toml for git repo https://github.com/benfalk/memory_show written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/benfalk/memory_show 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" "+1.81.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0337cee05db1fbce34f73052da16271df1192bd75f2678a0e8dfdfd9337099c
[INFO] running `Command { std: "docker" "start" "-a" "b0337cee05db1fbce34f73052da16271df1192bd75f2678a0e8dfdfd9337099c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0337cee05db1fbce34f73052da16271df1192bd75f2678a0e8dfdfd9337099c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0337cee05db1fbce34f73052da16271df1192bd75f2678a0e8dfdfd9337099c", kill_on_drop: false }`
[INFO] [stdout] b0337cee05db1fbce34f73052da16271df1192bd75f2678a0e8dfdfd9337099c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2eda0bc249c6e73aef243e27052e3196e74a1e1e37f924532755b66201775425
[INFO] running `Command { std: "docker" "start" "-a" "2eda0bc249c6e73aef243e27052e3196e74a1e1e37f924532755b66201775425", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling memory_show v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `longest_word` and `word_count` are never read
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct TextAnalysis <'a> {
[INFO] [stdout]   |        ------------ fields in this struct
[INFO] [stdout] 6 |     word_counts: HashMap<UniCase<&'a str>, usize>,
[INFO] [stdout] 7 |     longest_word: &'a str,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 8 |     word_count: usize
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TextAnalysis` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "2eda0bc249c6e73aef243e27052e3196e74a1e1e37f924532755b66201775425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eda0bc249c6e73aef243e27052e3196e74a1e1e37f924532755b66201775425", kill_on_drop: false }`
[INFO] [stdout] 2eda0bc249c6e73aef243e27052e3196e74a1e1e37f924532755b66201775425
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 915536fe33ed064d106f7a2f87ed959a813d62991495faf6ec40c7c4b5070f53
[INFO] running `Command { std: "docker" "start" "-a" "915536fe33ed064d106f7a2f87ed959a813d62991495faf6ec40c7c4b5070f53", kill_on_drop: false }`
[INFO] [stderr]    Compiling memory_show v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `longest_word` and `word_count` are never read
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct TextAnalysis <'a> {
[INFO] [stdout]   |        ------------ fields in this struct
[INFO] [stdout] 6 |     word_counts: HashMap<UniCase<&'a str>, usize>,
[INFO] [stdout] 7 |     longest_word: &'a str,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 8 |     word_count: usize
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TextAnalysis` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "915536fe33ed064d106f7a2f87ed959a813d62991495faf6ec40c7c4b5070f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "915536fe33ed064d106f7a2f87ed959a813d62991495faf6ec40c7c4b5070f53", kill_on_drop: false }`
[INFO] [stdout] 915536fe33ed064d106f7a2f87ed959a813d62991495faf6ec40c7c4b5070f53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6537606540e2d47878c3d14950532b1767ff4f75e95dc32f4e8e3f49488a39c0
[INFO] running `Command { std: "docker" "start" "-a" "6537606540e2d47878c3d14950532b1767ff4f75e95dc32f4e8e3f49488a39c0", kill_on_drop: false }`
[INFO] [stderr] warning: fields `longest_word` and `word_count` are never read
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct TextAnalysis <'a> {
[INFO] [stderr]   |        ------------ fields in this struct
[INFO] [stderr] 6 |     word_counts: HashMap<UniCase<&'a str>, usize>,
[INFO] [stderr] 7 |     longest_word: &'a str,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 8 |     word_count: usize
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `TextAnalysis` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `memory_show` (bin "memory_show" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/memory_show-aecb6921a3553160)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6537606540e2d47878c3d14950532b1767ff4f75e95dc32f4e8e3f49488a39c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6537606540e2d47878c3d14950532b1767ff4f75e95dc32f4e8e3f49488a39c0", kill_on_drop: false }`
[INFO] [stdout] 6537606540e2d47878c3d14950532b1767ff4f75e95dc32f4e8e3f49488a39c0