[INFO] cloning repository https://github.com/Igosuki/rust_playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Igosuki/rust_playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIgosuki%2Frust_playground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIgosuki%2Frust_playground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d18c3ccd71134f3a51254e126035ed3a8e12d4ea [INFO] testing Igosuki/rust_playground against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIgosuki%2Frust_playground" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Igosuki/rust_playground on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Igosuki/rust_playground [INFO] finished tweaking git repo https://github.com/Igosuki/rust_playground [INFO] tweaked toml for git repo https://github.com/Igosuki/rust_playground written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/Igosuki/rust_playground already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0908da499c09480aa810e26c17c4408495d7982b06ba98aa96c9e9d481e3bad3 [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" "0908da499c09480aa810e26c17c4408495d7982b06ba98aa96c9e9d481e3bad3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0908da499c09480aa810e26c17c4408495d7982b06ba98aa96c9e9d481e3bad3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0908da499c09480aa810e26c17c4408495d7982b06ba98aa96c9e9d481e3bad3", kill_on_drop: false }` [INFO] [stdout] 0908da499c09480aa810e26c17c4408495d7982b06ba98aa96c9e9d481e3bad3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--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] bee11aa2256625946ec32c908c94f2e5300e52dd82c042d5ed0028361afb6193 [INFO] running `Command { std: "docker" "start" "-a" "bee11aa2256625946ec32c908c94f2e5300e52dd82c042d5ed0028361afb6193", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling cc v1.0.27 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling encoding_index_tests v0.1.4 [INFO] [stderr] Compiling arrayvec v0.4.9 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling autocfg v0.1.1 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Compiling unicode-normalization v0.1.7 [INFO] [stderr] Compiling rustc-demangle v0.1.11 [INFO] [stderr] Compiling serde v1.0.82 [INFO] [stderr] Compiling arrayref v0.3.5 [INFO] [stderr] Compiling arc-swap v0.3.6 [INFO] [stderr] Compiling constant_time_eq v0.1.3 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling untrusted v0.6.2 [INFO] [stderr] Compiling md5 v0.3.8 [INFO] [stderr] Compiling try_from v0.2.2 [INFO] [stderr] Compiling hex v0.3.2 [INFO] [stderr] Compiling string v0.1.2 [INFO] [stderr] Compiling askama_escape v0.1.0 [INFO] [stderr] Compiling data-encoding v2.1.1 [INFO] [stderr] Compiling separator v0.3.1 [INFO] [stderr] Compiling json v0.11.13 [INFO] [stderr] Compiling crossbeam-utils v0.6.3 [INFO] [stderr] Compiling tokio-executor v0.1.5 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.0 [INFO] [stderr] Compiling unicase v2.2.0 [INFO] [stderr] Compiling actix-web v0.7.16 [INFO] [stderr] Compiling tower-service v0.1.0 [INFO] [stderr] Compiling base64 v0.10.0 [INFO] [stderr] Compiling semver v0.8.0 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Compiling encoding-index-japanese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-korean v1.20141219.5 [INFO] [stderr] Compiling lru-cache v0.1.1 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling smallvec v0.6.7 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling backtrace v0.3.13 [INFO] [stderr] Compiling tokio-timer v0.2.8 [INFO] [stderr] Compiling tokio-current-thread v0.1.4 [INFO] [stderr] Compiling crc32fast v1.1.2 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling encoding v0.2.33 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling phf v0.7.23 [INFO] [stderr] Compiling mime v0.3.12 [INFO] [stderr] Compiling crossbeam-epoch v0.7.0 [INFO] [stderr] Compiling syn v0.15.23 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling num_cpus v1.9.0 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling hostname v0.1.5 [INFO] [stderr] Compiling time v0.1.41 [INFO] [stderr] Compiling socket2 v0.3.8 [INFO] [stderr] Compiling signal-hook v0.1.6 [INFO] [stderr] Compiling rand v0.4.3 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling backtrace-sys v0.1.26 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Compiling miniz-sys v0.1.11 [INFO] [stderr] Compiling brotli-sys v0.3.2 [INFO] [stderr] Compiling bytes v0.4.11 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling resolv-conf v0.6.1 [INFO] [stderr] Compiling crossbeam-deque v0.6.3 [INFO] [stderr] Compiling generic-array v0.9.0 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling tokio-io v0.1.10 [INFO] [stderr] Compiling http v0.1.14 [INFO] [stderr] Compiling digest v0.7.6 [INFO] [stderr] Compiling crypto-mac v0.6.2 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling uuid v0.7.1 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling tokio-threadpool v0.1.9 [INFO] [stderr] Compiling sha2 v0.7.1 [INFO] [stderr] Compiling hmac v0.6.3 [INFO] [stderr] Compiling sha-1 v0.7.0 [INFO] [stderr] Compiling md-5 v0.7.0 [INFO] [stderr] Compiling phf_codegen v0.7.23 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling flate2 v1.0.6 [INFO] [stderr] Compiling parking_lot v0.7.0 [INFO] [stderr] Compiling pbkdf2 v0.2.3 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Compiling tokio-fs v0.1.4 [INFO] [stderr] Compiling tokio-reactor v0.1.7 [INFO] [stderr] Compiling titlecase v0.10.0 [INFO] [stderr] Compiling scan_fmt v0.1.3 [INFO] [stderr] Compiling crossbeam-channel v0.3.4 [INFO] [stderr] Compiling env_logger v0.6.0 [INFO] [stderr] Compiling tokio-udp v0.1.3 [INFO] [stderr] Compiling tokio-tcp v0.1.2 [INFO] [stderr] Compiling tokio-uds v0.2.4 [INFO] [stderr] Compiling tokio-signal v0.2.7 [INFO] [stderr] Compiling serde_json v1.0.33 [INFO] [stderr] Compiling serde_urlencoded v0.5.4 [INFO] [stderr] Compiling h2 v0.1.14 [INFO] [stderr] Compiling tokio v0.1.13 [INFO] [stderr] Compiling cookie v0.11.0 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling bson v0.13.0 [INFO] [stderr] Compiling ownership v0.1.0 (/opt/rustwide/workdir/3_ownership) [INFO] [stderr] Compiling structs v0.1.0 (/opt/rustwide/workdir/4_structs) [INFO] [stderr] Compiling ctrl_flow v0.1.0 (/opt/rustwide/workdir/2_ctrl_flow) [INFO] [stdout] warning: associated function is never used: `is_active` [INFO] [stdout] --> 4_structs/src/main.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | fn is_active(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_inactive` [INFO] [stdout] --> 4_structs/src/main.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | fn set_inactive(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `same_name` [INFO] [stdout] --> 4_structs/src/main.rs:50:8 [INFO] [stdout] | [INFO] [stdout] 50 | fn same_name(&self, u2: &User) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `default` [INFO] [stdout] --> 4_structs/src/main.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | fn default(username: String, email: String) -> User { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Color` [INFO] [stdout] --> 4_structs/src/main.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | struct Color(i32, i32, i32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Point` [INFO] [stdout] --> 4_structs/src/main.rs:78:8 [INFO] [stdout] | [INFO] [stdout] 78 | struct Point(i32, i32, i32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `assign_tuple` [INFO] [stdout] --> 4_structs/src/main.rs:80:4 [INFO] [stdout] | [INFO] [stdout] 80 | fn assign_tuple(i1: i32, i2: i32, i3: i32) -> Color { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> 2_ctrl_flow/src/main.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use titlecase::{self}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling brotli2 v0.3.2 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling actix_derive v0.3.2 [INFO] [stderr] Compiling serde_derive v1.0.82 [INFO] [stderr] Compiling failure v0.1.3 [INFO] [stderr] Compiling trust-dns-proto v0.6.1 [INFO] [stderr] Compiling trust-dns-proto v0.5.0 [INFO] [stderr] Compiling dotenv v0.13.0 [INFO] [stderr] Compiling trust-dns-resolver v0.10.1 [INFO] [stderr] Compiling actix v0.7.9 [INFO] [stderr] Compiling textnonce v0.6.4 [INFO] [stderr] Compiling mongodb v0.3.12 [INFO] [stderr] Compiling actix-net v0.2.5 [INFO] [stderr] Compiling guessing_game v0.1.0 (/opt/rustwide/workdir/1_guessing_game) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 28s [INFO] running `Command { std: "docker" "inspect" "bee11aa2256625946ec32c908c94f2e5300e52dd82c042d5ed0028361afb6193", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bee11aa2256625946ec32c908c94f2e5300e52dd82c042d5ed0028361afb6193", kill_on_drop: false }` [INFO] [stdout] bee11aa2256625946ec32c908c94f2e5300e52dd82c042d5ed0028361afb6193 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 764502a78eb7fe8820d3894d56b32a86fdd826f61f7582688e193cf8db2207af [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" "764502a78eb7fe8820d3894d56b32a86fdd826f61f7582688e193cf8db2207af", kill_on_drop: false }` [INFO] [stderr] Compiling ctrl_flow v0.1.0 (/opt/rustwide/workdir/2_ctrl_flow) [INFO] [stderr] Compiling ownership v0.1.0 (/opt/rustwide/workdir/3_ownership) [INFO] [stderr] Compiling structs v0.1.0 (/opt/rustwide/workdir/4_structs) [INFO] [stderr] Compiling guessing_game v0.1.0 (/opt/rustwide/workdir/1_guessing_game) [INFO] [stdout] warning: associated function is never used: `is_active` [INFO] [stdout] --> 4_structs/src/main.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | fn is_active(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_inactive` [INFO] [stdout] --> 4_structs/src/main.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | fn set_inactive(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `same_name` [INFO] [stdout] --> 4_structs/src/main.rs:50:8 [INFO] [stdout] | [INFO] [stdout] 50 | fn same_name(&self, u2: &User) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `default` [INFO] [stdout] --> 4_structs/src/main.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | fn default(username: String, email: String) -> User { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Color` [INFO] [stdout] --> 4_structs/src/main.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | struct Color(i32, i32, i32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Point` [INFO] [stdout] --> 4_structs/src/main.rs:78:8 [INFO] [stdout] | [INFO] [stdout] 78 | struct Point(i32, i32, i32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `assign_tuple` [INFO] [stdout] --> 4_structs/src/main.rs:80:4 [INFO] [stdout] | [INFO] [stdout] 80 | fn assign_tuple(i1: i32, i2: i32, i3: i32) -> Color { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> 2_ctrl_flow/src/main.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use titlecase::{self}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.21s [INFO] running `Command { std: "docker" "inspect" "764502a78eb7fe8820d3894d56b32a86fdd826f61f7582688e193cf8db2207af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "764502a78eb7fe8820d3894d56b32a86fdd826f61f7582688e193cf8db2207af", kill_on_drop: false }` [INFO] [stdout] 764502a78eb7fe8820d3894d56b32a86fdd826f61f7582688e193cf8db2207af [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", 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] 8ec9463be528564bac58621f5e367a8364fbddbbeb7fdebe772dc526fa5c5dd8 [INFO] running `Command { std: "docker" "start" "-a" "8ec9463be528564bac58621f5e367a8364fbddbbeb7fdebe772dc526fa5c5dd8", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> 2_ctrl_flow/src/main.rs:3:17 [INFO] [stderr] | [INFO] [stderr] 3 | use titlecase::{self}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_active` [INFO] [stderr] --> 4_structs/src/main.rs:41:8 [INFO] [stderr] | [INFO] [stderr] 41 | fn is_active(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `set_inactive` [INFO] [stderr] --> 4_structs/src/main.rs:46:8 [INFO] [stderr] | [INFO] [stderr] 46 | fn set_inactive(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `same_name` [INFO] [stderr] --> 4_structs/src/main.rs:50:8 [INFO] [stderr] | [INFO] [stderr] 50 | fn same_name(&self, u2: &User) -> bool { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `default` [INFO] [stderr] --> 4_structs/src/main.rs:55:8 [INFO] [stderr] | [INFO] [stderr] 55 | fn default(username: String, email: String) -> User { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Color` [INFO] [stderr] --> 4_structs/src/main.rs:77:8 [INFO] [stderr] | [INFO] [stderr] 77 | struct Color(i32, i32, i32); [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Point` [INFO] [stderr] --> 4_structs/src/main.rs:78:8 [INFO] [stderr] | [INFO] [stderr] 78 | struct Point(i32, i32, i32); [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `assign_tuple` [INFO] [stderr] --> 4_structs/src/main.rs:80:4 [INFO] [stderr] | [INFO] [stderr] 80 | fn assign_tuple(i1: i32, i2: i32, i3: i32) -> Color { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.23s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ctrl_flow-110c5d956cd18d07) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/guessing_game-87287b9430312cc9) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ownership-57ca37fd68b5de15) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/structs-2ad4bf4dce51605e) [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] [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" "8ec9463be528564bac58621f5e367a8364fbddbbeb7fdebe772dc526fa5c5dd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ec9463be528564bac58621f5e367a8364fbddbbeb7fdebe772dc526fa5c5dd8", kill_on_drop: false }` [INFO] [stdout] 8ec9463be528564bac58621f5e367a8364fbddbbeb7fdebe772dc526fa5c5dd8