[INFO] cloning repository https://github.com/croyzor/cursivecat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/croyzor/cursivecat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcroyzor%2Fcursivecat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcroyzor%2Fcursivecat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8046ab1b216a327f6ecd8a1067732736fbf01103 [INFO] checking croyzor/cursivecat against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcroyzor%2Fcursivecat" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/croyzor/cursivecat on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/croyzor/cursivecat [INFO] finished tweaking git repo https://github.com/croyzor/cursivecat [INFO] tweaked toml for git repo https://github.com/croyzor/cursivecat written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/croyzor/cursivecat already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded array-macro v1.0.2 [INFO] [stderr] Downloaded ncurses v5.94.0 [INFO] [stderr] Downloaded enumset v0.3.10 [INFO] [stderr] Downloaded reexport-proc-macro v1.0.5 [INFO] [stderr] Downloaded enum-map-derive v0.4.0 [INFO] [stderr] Downloaded enum-map v0.4.1 [INFO] [stderr] Downloaded cursive v0.9.1 [INFO] [stderr] Downloaded arc-swap v0.3.1 [INFO] [stderr] Downloaded syn v0.15.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 085fadf1457fa3d6eb95a1d8529ebb5a2c331d03877ee7222bf069a95350a6d0 [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" "085fadf1457fa3d6eb95a1d8529ebb5a2c331d03877ee7222bf069a95350a6d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "085fadf1457fa3d6eb95a1d8529ebb5a2c331d03877ee7222bf069a95350a6d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "085fadf1457fa3d6eb95a1d8529ebb5a2c331d03877ee7222bf069a95350a6d0", kill_on_drop: false }` [INFO] [stdout] 085fadf1457fa3d6eb95a1d8529ebb5a2c331d03877ee7222bf069a95350a6d0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ef1554ec3e94b3304fd1b2952e5e2b43830fa9fb13c3996246b12c8c2911c276 [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" "ef1554ec3e94b3304fd1b2952e5e2b43830fa9fb13c3996246b12c8c2911c276", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking futures v0.1.25 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling proc-macro2 v0.4.20 [INFO] [stderr] Checking lazycell v1.2.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling serde v1.0.79 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling openssl v0.10.12 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Checking indexmap v1.0.1 [INFO] [stderr] Compiling native-tls v0.2.1 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Compiling ryu v0.2.6 [INFO] [stderr] Checking string v0.1.1 [INFO] [stderr] Checking array-macro v1.0.2 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking arc-swap v0.3.1 [INFO] [stderr] Checking reexport-proc-macro v1.0.5 [INFO] [stderr] Checking enumset v0.3.10 [INFO] [stderr] Checking unicode-segmentation v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking xi-unicode v0.1.0 [INFO] [stderr] Checking maplit v1.0.1 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking term_size v0.3.1 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Checking tokio-executor v0.1.5 [INFO] [stderr] Checking signal-hook v0.1.5 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking smallvec v0.6.5 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking lock_api v0.1.4 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking bytes v0.4.10 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking tokio-timer v0.2.7 [INFO] [stderr] Checking tokio-current-thread v0.1.3 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Checking crossbeam-epoch v0.6.0 [INFO] [stderr] Checking tokio-io v0.1.9 [INFO] [stderr] Checking http v0.1.13 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Checking crossbeam-deque v0.6.1 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling syn v0.15.10 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling openssl-sys v0.9.36 [INFO] [stderr] Compiling ncurses v5.94.0 [INFO] [stderr] Checking tokio-threadpool v0.1.7 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-fs v0.1.3 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking tokio-reactor v0.1.6 [INFO] [stderr] Checking crossbeam-channel v0.2.6 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-uds v0.2.2 [INFO] [stderr] Checking tokio v0.1.11 [INFO] [stderr] Checking h2 v0.1.12 [INFO] [stderr] Compiling serde_derive v1.0.79 [INFO] [stderr] Compiling enum-map-derive v0.4.0 [INFO] [stderr] Checking toml v0.4.8 [INFO] [stderr] Checking serde_json v1.0.32 [INFO] [stderr] Checking hyper v0.12.11 [INFO] [stderr] Checking enum-map v0.4.1 [INFO] [stderr] Checking cursive v0.9.1 [INFO] [stderr] Checking hyper-tls v0.3.1 [INFO] [stderr] Checking qcat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:103:13 [INFO] [stdout] | [INFO] [stdout] 103 | let mut question = Question { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:103:13 [INFO] [stdout] | [INFO] [stdout] 103 | let mut question = Question { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.95s [INFO] running `Command { std: "docker" "inspect" "ef1554ec3e94b3304fd1b2952e5e2b43830fa9fb13c3996246b12c8c2911c276", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef1554ec3e94b3304fd1b2952e5e2b43830fa9fb13c3996246b12c8c2911c276", kill_on_drop: false }` [INFO] [stdout] ef1554ec3e94b3304fd1b2952e5e2b43830fa9fb13c3996246b12c8c2911c276