[INFO] cloning repository https://github.com/SkyClave/advprog-tutorial8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SkyClave/advprog-tutorial8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkyClave%2Fadvprog-tutorial8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkyClave%2Fadvprog-tutorial8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f9d6fed5af4e2199ea8b8fbb2f7bf3e2a42d2f7
[INFO] testing SkyClave/advprog-tutorial8 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkyClave%2Fadvprog-tutorial8" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SkyClave/advprog-tutorial8
[INFO] finished tweaking git repo https://github.com/SkyClave/advprog-tutorial8
[INFO] tweaked toml for git repo https://github.com/SkyClave/advprog-tutorial8 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SkyClave/advprog-tutorial8 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SkyClave/advprog-tutorial8 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winapi-util v0.1.7
[INFO] [stderr]   Downloaded crosstown_bus v0.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e745b6bac9b08795f7b0ee845f59e032734ef3a4eac5b1ebf17a183c66501b15
[INFO] running `Command { std: "docker" "start" "-a" "e745b6bac9b08795f7b0ee845f59e032734ef3a4eac5b1ebf17a183c66501b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e745b6bac9b08795f7b0ee845f59e032734ef3a4eac5b1ebf17a183c66501b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e745b6bac9b08795f7b0ee845f59e032734ef3a4eac5b1ebf17a183c66501b15", kill_on_drop: false }`
[INFO] [stdout] e745b6bac9b08795f7b0ee845f59e032734ef3a4eac5b1ebf17a183c66501b15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25a51864496c8e809c9a2b5a14f8e3737ea9113cf2aef11a1847cb201854e19b
[INFO] running `Command { std: "docker" "start" "-a" "25a51864496c8e809c9a2b5a14f8e3737ea9113cf2aef11a1847cb201854e19b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling serde v1.0.198
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling thiserror v1.0.59
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling cc v1.0.95
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling cookie-factory v0.2.4
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling getrandom v0.2.14
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling input_buffer v0.5.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.198
[INFO] [stderr]    Compiling thiserror-impl v1.0.59
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling borsh-derive-internal v0.9.3
[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.9.3
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling snafu-derive v0.7.5
[INFO] [stderr]    Compiling pest v2.7.9
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling snafu v0.7.5
[INFO] [stderr]    Compiling pest_meta v2.7.9
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling pest_generator v2.7.9
[INFO] [stderr]    Compiling pest_derive v2.7.9
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling handlebars v1.1.0
[INFO] [stderr]    Compiling amq-protocol-types v1.2.0
[INFO] [stderr]    Compiling cargo-lock v8.0.3
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling borsh-derive v0.9.3
[INFO] [stderr]    Compiling borsh v0.9.3
[INFO] [stderr]    Compiling built v0.5.2
[INFO] [stderr]    Compiling amq-protocol-codegen v1.4.0
[INFO] [stderr]    Compiling amiquip v0.4.2
[INFO] [stderr]    Compiling amq-protocol v1.4.0
[INFO] [stderr]    Compiling crosstown_bus v0.5.3
[INFO] [stderr]    Compiling subscriber v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> src/main.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let now = time::Instant::now();
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.29s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "25a51864496c8e809c9a2b5a14f8e3737ea9113cf2aef11a1847cb201854e19b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25a51864496c8e809c9a2b5a14f8e3737ea9113cf2aef11a1847cb201854e19b", kill_on_drop: false }`
[INFO] [stdout] 25a51864496c8e809c9a2b5a14f8e3737ea9113cf2aef11a1847cb201854e19b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7192820b0166b862262e4ef50c6240d388fe33eb68e8cc13b2b6376ae791646f
[INFO] running `Command { std: "docker" "start" "-a" "7192820b0166b862262e4ef50c6240d388fe33eb68e8cc13b2b6376ae791646f", kill_on_drop: false }`
[INFO] [stderr]    Compiling subscriber v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> src/main.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let now = time::Instant::now();
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "7192820b0166b862262e4ef50c6240d388fe33eb68e8cc13b2b6376ae791646f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7192820b0166b862262e4ef50c6240d388fe33eb68e8cc13b2b6376ae791646f", kill_on_drop: false }`
[INFO] [stdout] 7192820b0166b862262e4ef50c6240d388fe33eb68e8cc13b2b6376ae791646f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 43576b40cf7b5a57b564659a71370c711906b24a81759fdc7dc0f29a5dd76047
[INFO] running `Command { std: "docker" "start" "-a" "43576b40cf7b5a57b564659a71370c711906b24a81759fdc7dc0f29a5dd76047", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `now`
[INFO] [stderr]   --> src/main.rs:16:13
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let now = time::Instant::now();
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `subscriber` (bin "subscriber" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/subscriber-fd4527a8691b9ef4)
[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" "43576b40cf7b5a57b564659a71370c711906b24a81759fdc7dc0f29a5dd76047", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43576b40cf7b5a57b564659a71370c711906b24a81759fdc7dc0f29a5dd76047", kill_on_drop: false }`
[INFO] [stdout] 43576b40cf7b5a57b564659a71370c711906b24a81759fdc7dc0f29a5dd76047