[INFO] fetching crate arangors 0.2.0... [INFO] checking arangors-0.2.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] extracting crate arangors 0.2.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate arangors 0.2.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate arangors 0.2.0 [INFO] finished tweaking crates.io crate arangors 0.2.0 [INFO] tweaked toml for crates.io crate arangors 0.2.0 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 3aa4f23095a94ec995782db2b553f828b3cc070f8abd22dc5b098b2c1c4981e4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "3aa4f23095a94ec995782db2b553f828b3cc070f8abd22dc5b098b2c1c4981e4"` [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling openssl v0.10.25 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling native-tls v0.2.3 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Checking rand_pcg v0.1.2 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking flate2 v1.0.12 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking tokio-threadpool v0.1.16 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking url v2.1.0 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.19 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking tokio-reactor v0.1.10 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking cookie v0.12.0 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking publicsuffix v1.5.3 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Compiling synstructure v0.12.1 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking dotenv v0.13.0 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking reqwest v0.9.22 [INFO] [stderr] Checking arangors v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/connection/mod.rs:185:13 [INFO] [stderr] | [INFO] [stderr] 185 | let mut user: String; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/connection/mod.rs:185:13 [INFO] [stderr] | [INFO] [stderr] 185 | let mut user: String; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 21s [INFO] running `"docker" "inspect" "3aa4f23095a94ec995782db2b553f828b3cc070f8abd22dc5b098b2c1c4981e4"` [INFO] running `"docker" "rm" "-f" "3aa4f23095a94ec995782db2b553f828b3cc070f8abd22dc5b098b2c1c4981e4"` [INFO] [stdout] 3aa4f23095a94ec995782db2b553f828b3cc070f8abd22dc5b098b2c1c4981e4