[INFO] cloning repository https://github.com/CNAD666/rust_use [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CNAD666/rust_use" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCNAD666%2Frust_use", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCNAD666%2Frust_use'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ae0599dff9d6f46470a483a92b64df65f5fb67ca [INFO] checking CNAD666/rust_use against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCNAD666%2Frust_use" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CNAD666/rust_use on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CNAD666/rust_use [INFO] finished tweaking git repo https://github.com/CNAD666/rust_use [INFO] tweaked toml for git repo https://github.com/CNAD666/rust_use written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/CNAD666/rust_use already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cc81d9f4b2b36d8443c2b9105ceac0d3ce247d3e30042823360fcbef41a13497 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "cc81d9f4b2b36d8443c2b9105ceac0d3ce247d3e30042823360fcbef41a13497", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cc81d9f4b2b36d8443c2b9105ceac0d3ce247d3e30042823360fcbef41a13497", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc81d9f4b2b36d8443c2b9105ceac0d3ce247d3e30042823360fcbef41a13497", kill_on_drop: false }` [INFO] [stdout] cc81d9f4b2b36d8443c2b9105ceac0d3ce247d3e30042823360fcbef41a13497 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 94dfadfd3970e993b8fcf6cef63f8a692e676b00c6da405a5bfdeb4e6f8158f4 [INFO] running `Command { std: "docker" "start" "-a" "94dfadfd3970e993b8fcf6cef63f8a692e676b00c6da405a5bfdeb4e6f8158f4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling subtle v2.4.1 [INFO] [stderr] Compiling opaque-debug v0.3.0 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling cpuid-bool v0.2.0 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling state v0.4.2 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling tinyvec v1.3.1 [INFO] [stderr] Compiling unicode-bidi v0.3.5 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Compiling pear_codegen v0.1.4 [INFO] [stderr] Compiling rocket_codegen v0.4.10 [INFO] [stderr] Compiling rocket v0.4.10 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking cipher v0.2.5 [INFO] [stderr] Checking universal-hash v0.4.1 [INFO] [stderr] Checking aead v0.3.2 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Checking polyval v0.4.5 [INFO] [stderr] Checking hkdf v0.10.0 [INFO] [stderr] Checking aes-soft v0.6.4 [INFO] [stderr] Checking ctr v0.6.0 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Checking ghash v0.3.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking aes v0.6.0 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking aes-gcm v0.8.0 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling crypto-mac v0.10.1 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stderr] Compiling hmac v0.10.1 [INFO] [stderr] Compiling sha2 v0.9.5 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Checking cookie v0.11.4 [INFO] [stderr] Compiling devise_core v0.2.0 [INFO] [stderr] Compiling devise_codegen v0.2.0 [INFO] [stderr] Compiling devise v0.2.0 [INFO] [stderr] Compiling pear v0.1.4 [INFO] [stderr] Checking rocket_http v0.4.10 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking rust_use v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `a` [INFO] [stdout] --> src/demo/struct_use.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | a: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `b` [INFO] [stdout] --> src/demo/struct_use.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | b: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `c` [INFO] [stdout] --> src/demo/struct_use.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | c: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `d` [INFO] [stdout] --> src/demo/struct_use.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | d: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `e` [INFO] [stdout] --> src/demo/struct_use.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | e: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `f` [INFO] [stdout] --> src/demo/struct_use.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | f: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `a` [INFO] [stdout] --> src/demo/struct_use.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | a: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `b` [INFO] [stdout] --> src/demo/struct_use.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | b: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `c` [INFO] [stdout] --> src/demo/struct_use.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | c: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `d` [INFO] [stdout] --> src/demo/struct_use.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | d: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `e` [INFO] [stdout] --> src/demo/struct_use.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | e: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `f` [INFO] [stdout] --> src/demo/struct_use.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | f: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 56.36s [INFO] running `Command { std: "docker" "inspect" "94dfadfd3970e993b8fcf6cef63f8a692e676b00c6da405a5bfdeb4e6f8158f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94dfadfd3970e993b8fcf6cef63f8a692e676b00c6da405a5bfdeb4e6f8158f4", kill_on_drop: false }` [INFO] [stdout] 94dfadfd3970e993b8fcf6cef63f8a692e676b00c6da405a5bfdeb4e6f8158f4