[INFO] cloning repository https://github.com/K-Bokka/learn_programmingrust2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/K-Bokka/learn_programmingrust2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK-Bokka%2Flearn_programmingrust2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK-Bokka%2Flearn_programmingrust2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ccdce7958c339fddd86e6f532000caf3f9c3b20
[INFO] checking K-Bokka/learn_programmingrust2 against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK-Bokka%2Flearn_programmingrust2" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/K-Bokka/learn_programmingrust2
[INFO] finished tweaking git repo https://github.com/K-Bokka/learn_programmingrust2
[INFO] tweaked toml for git repo https://github.com/K-Bokka/learn_programmingrust2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/K-Bokka/learn_programmingrust2 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/K-Bokka/learn_programmingrust2 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /workspace/builds/worker-3-tc1/source/actix-gcd/Cargo.toml: unused manifest key: dependencies.serde.feature
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c13f7eb14e0cea339ce4693e7642d6172828bb3bf4a89c594ecaedca7df77b6
[INFO] running `Command { std: "docker" "start" "-a" "8c13f7eb14e0cea339ce4693e7642d6172828bb3bf4a89c594ecaedca7df77b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c13f7eb14e0cea339ce4693e7642d6172828bb3bf4a89c594ecaedca7df77b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c13f7eb14e0cea339ce4693e7642d6172828bb3bf4a89c594ecaedca7df77b6", kill_on_drop: false }`
[INFO] [stdout] 8c13f7eb14e0cea339ce4693e7642d6172828bb3bf4a89c594ecaedca7df77b6
[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=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" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb2010c4f4a8f2733941749f05a96f48813a5df4fa9f94a58e5aa4775a253b02
[INFO] running `Command { std: "docker" "start" "-a" "cb2010c4f4a8f2733941749f05a96f48813a5df4fa9f94a58e5aa4775a253b02", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /opt/rustwide/workdir/actix-gcd/Cargo.toml: unused manifest key: dependencies.serde.feature
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
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[INFO] [stderr]    Compiling parking_lot_core v0.6.3
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[INFO] [stderr]     Checking rand_os v0.1.3
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[INFO] [stderr]     Checking actix-service v0.4.2
[INFO] [stderr]     Checking rand_jitter v0.1.4
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[INFO] [stderr]    Compiling once_cell v1.17.0
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[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling const-random-macro v0.1.15
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking percent-encoding v2.2.0
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[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]     Checking addr2line v0.19.0
[INFO] [stderr]     Checking actix-codec v0.1.2
[INFO] [stderr]     Checking const-random v0.1.15
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking actix-server-config v0.1.2
[INFO] [stderr]    Compiling rayon-core v1.10.2
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking actix-utils v0.4.7
[INFO] [stderr]     Checking ahash v0.2.19
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
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[INFO] [stderr]     Checking tokio-signal v0.2.9
[INFO] [stderr]     Checking chrono v0.4.23
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[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking bitflags v0.7.0
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[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking rayon v1.6.1
[INFO] [stderr]     Checking text-colorizer v1.0.0
[INFO] [stderr]     Checking fern_sim v0.1.0 (/opt/rustwide/workdir/fern_sim)
[INFO] [stderr]     Checking polynomial v0.1.0 (/opt/rustwide/workdir/polynomial)
[INFO] [stderr]     Checking extrema v0.1.0 (/opt/rustwide/workdir/extrema)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> extrema/src/main.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn find_extrema(slice: &[i32]) -> Extrema {
[INFO] [stdout]   |                        ^^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                        |
[INFO] [stdout]   |                        the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn find_extrema(slice: &[i32]) -> Extrema<'_> {
[INFO] [stdout]   |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ranges v0.1.0 (/opt/rustwide/workdir/ranges)
[INFO] [stderr]     Checking reference v0.1.0 (/opt/rustwide/workdir/reference)
[INFO] [stderr]     Checking trait_gen v0.1.0 (/opt/rustwide/workdir/trait_gen)
[INFO] [stderr]     Checking sandbox v0.1.0 (/opt/rustwide/workdir/sandbox)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> extrema/src/main.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn find_extrema(slice: &[i32]) -> Extrema {
[INFO] [stdout]   |                        ^^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                        |
[INFO] [stdout]   |                        the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn find_extrema(slice: &[i32]) -> Extrema<'_> {
[INFO] [stdout]   |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hello v0.1.0 (/opt/rustwide/workdir/hello)
[INFO] [stderr]     Checking broom v0.1.0 (/opt/rustwide/workdir/broom)
[INFO] [stderr]     Checking queue v0.1.0 (/opt/rustwide/workdir/queue)
[INFO] [stdout] warning: field `position` is never read
[INFO] [stdout]  --> broom/src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Broom {
[INFO] [stdout]   |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 5 |     position: (f32, f32, f32),
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `DumpWater` is never constructed
[INFO] [stdout]   --> broom/src/main.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum BroomIntent { FetchWater, DumpWater }
[INFO] [stdout]    |      -----------               ^^^^^^^^^
[INFO] [stdout]    |      |
[INFO] [stdout]    |      variant in this enum
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BroomIntent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `position` is never read
[INFO] [stdout]  --> broom/src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Broom {
[INFO] [stdout]   |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 5 |     position: (f32, f32, f32),
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `DumpWater` is never constructed
[INFO] [stdout]   --> broom/src/main.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum BroomIntent { FetchWater, DumpWater }
[INFO] [stdout]    |      -----------               ^^^^^^^^^
[INFO] [stdout]    |      |
[INFO] [stdout]    |      variant in this enum
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BroomIntent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking png v0.7.0
[INFO] [stderr]    Compiling enum-as-inner v0.2.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking quickreplace v0.1.0 (/opt/rustwide/workdir/quickreplace)
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling actix-web-codegen v0.1.3
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking actix-threadpool v0.1.2
[INFO] [stderr]     Checking actix-rt v0.2.6
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking trust-dns-proto v0.7.4
[INFO] [stderr]     Checking actix-server v0.6.1
[INFO] [stderr]     Checking image v0.13.0
[INFO] [stderr]     Checking trust-dns-resolver v0.11.1
[INFO] [stderr]     Checking actix-testing v0.1.0
[INFO] [stderr]     Checking actix-connect v0.2.5
[INFO] [stderr]     Checking mandelbrot v0.1.0 (/opt/rustwide/workdir/mandelbrot)
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking actix-router v0.1.5
[INFO] [stderr]     Checking actix-http v0.2.11
[INFO] [stderr]     Checking awc v0.2.8
[INFO] [stderr]     Checking actix-web v1.0.9
[INFO] [stderr]     Checking actix-gcd v0.1.0 (/opt/rustwide/workdir/actix-gcd)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.66s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "cb2010c4f4a8f2733941749f05a96f48813a5df4fa9f94a58e5aa4775a253b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb2010c4f4a8f2733941749f05a96f48813a5df4fa9f94a58e5aa4775a253b02", kill_on_drop: false }`
[INFO] [stdout] cb2010c4f4a8f2733941749f05a96f48813a5df4fa9f94a58e5aa4775a253b02
