[INFO] fetching crate rrppcc 0.1.1... [INFO] checking rrppcc-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate rrppcc 0.1.1 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate rrppcc 0.1.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rrppcc 0.1.1 [INFO] finished tweaking crates.io crate rrppcc 0.1.1 [INFO] tweaked toml for crates.io crate rrppcc 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate rrppcc 0.1.1 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_spanned v0.6.3 [INFO] [stderr] Downloaded rdma-sys v0.3.0 [INFO] [stderr] Downloaded winnow v0.5.4 [INFO] [stderr] Downloaded local-ip-address v0.5.4 [INFO] [stderr] Downloaded bindgen v0.59.2 [INFO] [stderr] Downloaded clang-sys v1.6.1 [INFO] [stderr] Downloaded rrddmma v0.5.4 [INFO] [stderr] Downloaded tokio v1.31.0 [INFO] [stderr] Downloaded serde_json v1.0.104 [INFO] [stderr] Downloaded toml_edit v0.19.14 [INFO] [stderr] Downloaded toml v0.7.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c41d40ede4f55e7ef1ae90b80d2e7200e8c519a28dd963328a196e5b0a10f358 [INFO] running `Command { std: "docker" "start" "-a" "c41d40ede4f55e7ef1ae90b80d2e7200e8c519a28dd963328a196e5b0a10f358", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c41d40ede4f55e7ef1ae90b80d2e7200e8c519a28dd963328a196e5b0a10f358", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c41d40ede4f55e7ef1ae90b80d2e7200e8c519a28dd963328a196e5b0a10f358", kill_on_drop: false }` [INFO] [stdout] c41d40ede4f55e7ef1ae90b80d2e7200e8c519a28dd963328a196e5b0a10f358 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de309da3e893eca1f6811350783082c185ad8d8cfef9f381ba8e27bdf40021fd [INFO] running `Command { std: "docker" "start" "-a" "de309da3e893eca1f6811350783082c185ad8d8cfef9f381ba8e27bdf40021fd", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.183 [INFO] [stderr] Compiling serde_derive v1.0.183 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling syn v2.0.28 [INFO] [stderr] Compiling either v1.9.0 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Compiling regex-syntax v0.7.4 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Compiling unicode-width v0.1.10 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libloading v0.7.4 [INFO] [stderr] Compiling termcolor v1.2.0 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling log v0.4.19 [INFO] [stderr] Compiling bindgen v0.59.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling which v4.4.0 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling shlex v1.1.0 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Compiling clang-sys v1.6.1 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking hashbrown v0.14.0 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking futures-channel v0.3.28 [INFO] [stderr] Compiling serde_json v1.0.104 [INFO] [stderr] Checking winnow v0.5.4 [INFO] [stderr] Compiling aho-corasick v1.0.2 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Compiling time-core v0.1.1 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Compiling time-macros v0.2.11 [INFO] [stderr] Checking quick-xml v0.28.2 [INFO] [stderr] Checking num_threads v0.1.6 [INFO] [stderr] Checking deranged v0.3.7 [INFO] [stderr] Checking colored v2.0.4 [INFO] [stderr] Checking indexmap v2.0.0 [INFO] [stderr] Checking socket2 v0.5.3 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking rmp v0.8.12 [INFO] [stderr] Checking time v0.3.25 [INFO] [stderr] Compiling regex-automata v0.3.6 [INFO] [stderr] Compiling cexpr v0.6.0 [INFO] [stderr] Checking toml_datetime v0.6.3 [INFO] [stderr] Checking serde_spanned v0.6.3 [INFO] [stderr] Checking rmp-serde v1.1.2 [INFO] [stderr] Checking simple_logger v4.2.0 [INFO] [stderr] Checking toml_edit v0.19.14 [INFO] [stderr] Compiling thiserror-impl v1.0.44 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Checking tokio v1.31.0 [INFO] [stderr] Checking toml v0.7.6 [INFO] [stderr] Checking thiserror v1.0.44 [INFO] [stderr] Compiling neli-proc-macros v0.1.3 [INFO] [stderr] Checking neli v0.6.4 [INFO] [stderr] Compiling regex v1.9.3 [INFO] [stderr] Compiling env_logger v0.9.3 [INFO] [stderr] Checking local-ip-address v0.5.4 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Compiling rdma-sys v0.3.0 [INFO] [stderr] Checking rrddmma v0.5.4 [INFO] [stderr] Checking rrppcc v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/nexus.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use log; [INFO] [stdout] | ^^^ the item `log` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/rpc/mod.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use log; [INFO] [stdout] | ^^^ the item `log` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Eq` is imported redundantly [INFO] [stdout] --> src/msgbuf.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::{Eq, PartialEq}; [INFO] [stdout] | ^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Eq` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialEq` is imported redundantly [INFO] [stdout] --> src/msgbuf.rs:1:20 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::{Eq, PartialEq}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialEq` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/nexus.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use log; [INFO] [stdout] | ^^^ the item `log` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/rpc/mod.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use log; [INFO] [stdout] | ^^^ the item `log` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Eq` is imported redundantly [INFO] [stdout] --> src/msgbuf.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::{Eq, PartialEq}; [INFO] [stdout] | ^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Eq` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialEq` is imported redundantly [INFO] [stdout] --> src/msgbuf.rs:1:20 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::{Eq, PartialEq}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialEq` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rpc/mod.rs:105:25 [INFO] [stdout] | [INFO] [stdout] 105 | let mut sess = &mut sessions[cli_sess_id as usize]; [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/rpc/mod.rs:139:25 [INFO] [stdout] | [INFO] [stdout] 139 | let mut sess = &mut sessions[cli_sess_id as usize]; [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] --> src/rpc/mod.rs:189:17 [INFO] [stdout] | [INFO] [stdout] 189 | let mut sslot = &mut sess.sslots[sslot_id]; [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] --> src/rpc/mod.rs:105:25 [INFO] [stdout] | [INFO] [stdout] 105 | let mut sess = &mut sessions[cli_sess_id as usize]; [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/rpc/mod.rs:139:25 [INFO] [stdout] | [INFO] [stdout] 139 | let mut sess = &mut sessions[cli_sess_id as usize]; [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] --> src/rpc/mod.rs:189:17 [INFO] [stdout] | [INFO] [stdout] 189 | let mut sslot = &mut sess.sslots[sslot_id]; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.41s [INFO] running `Command { std: "docker" "inspect" "de309da3e893eca1f6811350783082c185ad8d8cfef9f381ba8e27bdf40021fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de309da3e893eca1f6811350783082c185ad8d8cfef9f381ba8e27bdf40021fd", kill_on_drop: false }` [INFO] [stdout] de309da3e893eca1f6811350783082c185ad8d8cfef9f381ba8e27bdf40021fd