[INFO] fetching crate stateright 0.30.0... [INFO] checking stateright-0.30.0 against master#e29821ff85a2a3000d226f99f62f89464028d5d6 for pr-111505 [INFO] extracting crate stateright 0.30.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate stateright 0.30.0 on toolchain e29821ff85a2a3000d226f99f62f89464028d5d6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate stateright 0.30.0 [INFO] finished tweaking crates.io crate stateright 0.30.0 [INFO] tweaked toml for crates.io crate stateright 0.30.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate stateright 0.30.0 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" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded enum-as-inner v0.2.1 [INFO] [stderr] Downloaded actix-server-config v0.1.2 [INFO] [stderr] Downloaded actix-testing v0.1.0 [INFO] [stderr] Downloaded choice v0.0.2 [INFO] [stderr] Downloaded actix-threadpool v0.1.2 [INFO] [stderr] Downloaded actix-router v0.1.5 [INFO] [stderr] Downloaded trust-dns-resolver v0.11.1 [INFO] [stderr] Downloaded actix-http v0.2.11 [INFO] [stderr] Downloaded trust-dns-proto v0.7.4 [INFO] [stderr] Downloaded actix-web v1.0.9 [INFO] [stderr] Downloaded actix-service v0.4.2 [INFO] [stderr] Downloaded dashmap v3.11.10 [INFO] [stderr] Downloaded tokio-signal v0.2.9 [INFO] [stderr] Downloaded actix-server v0.6.1 [INFO] [stderr] Downloaded actix-web-codegen v0.1.3 [INFO] [stderr] Downloaded actix-rt v0.2.6 [INFO] [stderr] Downloaded actix-connect v0.2.5 [INFO] [stderr] Downloaded actix-utils v0.4.7 [INFO] [stderr] Downloaded awc v0.2.8 [INFO] [stderr] Downloaded derive_more v0.15.0 [INFO] [stderr] Downloaded actix-codec v0.1.2 [INFO] [stderr] Downloaded id-set v0.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 954fe9d1fbefea9c40be29b7f1df5dff0ba866b945e1f133b622e51b28c7212f [INFO] running `Command { std: "docker" "start" "-a" "954fe9d1fbefea9c40be29b7f1df5dff0ba866b945e1f133b622e51b28c7212f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "954fe9d1fbefea9c40be29b7f1df5dff0ba866b945e1f133b622e51b28c7212f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "954fe9d1fbefea9c40be29b7f1df5dff0ba866b945e1f133b622e51b28c7212f", kill_on_drop: false }` [INFO] [stdout] 954fe9d1fbefea9c40be29b7f1df5dff0ba866b945e1f133b622e51b28c7212f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 557a4ee0496b021ada72880db64ec8c411985603a96ac98f13eb1441e63c93b6 [INFO] running `Command { std: "docker" "start" "-a" "557a4ee0496b021ada72880db64ec8c411985603a96ac98f13eb1441e63c93b6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.144 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling slab v0.4.8 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking tinyvec_macros v0.1.1 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Checking unicode-bidi v0.3.13 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking net2 v0.2.38 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Compiling aho-corasick v1.0.1 [INFO] [stderr] Compiling regex-syntax v0.7.2 [INFO] [stderr] Compiling getrandom v0.2.9 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Compiling backtrace v0.3.67 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling once_cell v1.17.1 [INFO] [stderr] Checking gimli v0.27.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking miniz_oxide v0.6.2 [INFO] [stderr] Checking object v0.30.3 [INFO] [stderr] Compiling const-random-macro v0.1.15 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling syn v2.0.18 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Compiling serde v1.0.163 [INFO] [stderr] Compiling regex v1.8.3 [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking addr2line v0.19.0 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking const-random v0.1.15 [INFO] [stderr] Checking actix-service v0.4.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Compiling enum-as-inner v0.2.1 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Compiling brotli-sys v0.3.2 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking lru-cache v0.1.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking resolv-conf v0.6.3 [INFO] [stderr] Checking actix-server-config v0.1.2 [INFO] [stderr] Checking actix-codec v0.1.2 [INFO] [stderr] Checking idna v0.3.0 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Compiling hashbrown v0.6.3 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Compiling serde_derive v1.0.163 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking url v2.3.1 [INFO] [stderr] Checking actix-utils v0.4.7 [INFO] [stderr] Checking num-integer v0.1.45 [INFO] [stderr] Checking ahash v0.2.19 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Compiling derive_more v0.15.0 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking sha1_smol v1.0.0 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking sha1 v0.6.1 [INFO] [stderr] Checking tokio-signal v0.2.9 [INFO] [stderr] Checking chrono v0.4.24 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking flate2 v1.0.26 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking encoding_rs v0.8.32 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking mime v0.3.17 [INFO] [stderr] Checking parking_lot_core v0.8.6 [INFO] [stderr] Compiling actix-web-codegen v0.1.3 [INFO] [stderr] Checking ahash v0.3.8 [INFO] [stderr] Checking dashmap v3.11.10 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking trust-dns-proto v0.7.4 [INFO] [stderr] Checking nohash-hasher v0.2.0 [INFO] [stderr] Checking choice v0.0.2 [INFO] [stderr] Checking id-set v0.2.2 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking pico-args v0.4.2 [INFO] [stderr] Checking trust-dns-resolver v0.11.1 [INFO] [stderr] Checking actix-threadpool v0.1.2 [INFO] [stderr] Checking actix-rt v0.2.6 [INFO] [stderr] Checking actix-server v0.6.1 [INFO] [stderr] Checking actix-connect v0.2.5 [INFO] [stderr] Checking actix-testing v0.1.0 [INFO] [stderr] Checking brotli2 v0.3.2 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking serde_json v1.0.96 [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 stateright v0.30.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/linearizable-register.rs:123:21 [INFO] [stdout] | [INFO] [stdout] 123 | let mut state = state.to_mut(); [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] --> examples/linearizable-register.rs:180:25 [INFO] [stdout] | [INFO] [stdout] 180 | let mut state = state.to_mut(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/linearizable-register.rs:190:21 [INFO] [stdout] | [INFO] [stdout] 190 | let mut state = state.to_mut(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/paxos.rs:155:21 [INFO] [stdout] | [INFO] [stdout] 155 | let mut state = state.to_mut(); [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] --> examples/paxos.rs:186:21 [INFO] [stdout] | [INFO] [stdout] 186 | let mut state = state.to_mut(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/paxos.rs:223:21 [INFO] [stdout] | [INFO] [stdout] 223 | let mut state = state.to_mut(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/paxos.rs:229:21 [INFO] [stdout] | [INFO] [stdout] 229 | let mut state = state.to_mut(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/paxos.rs:240:21 [INFO] [stdout] | [INFO] [stdout] 240 | let mut state = state.to_mut(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.88s [INFO] running `Command { std: "docker" "inspect" "557a4ee0496b021ada72880db64ec8c411985603a96ac98f13eb1441e63c93b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "557a4ee0496b021ada72880db64ec8c411985603a96ac98f13eb1441e63c93b6", kill_on_drop: false }` [INFO] [stdout] 557a4ee0496b021ada72880db64ec8c411985603a96ac98f13eb1441e63c93b6