[INFO] fetching crate rsmnl-linux 0.1.0... [INFO] checking rsmnl-linux-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate rsmnl-linux 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate rsmnl-linux 0.1.0 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 rsmnl-linux 0.1.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate rsmnl-linux 0.1.0 [INFO] tweaked toml for crates.io crate rsmnl-linux 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate rsmnl-linux 0.1.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded errno v0.2.7 [INFO] [stderr] Downloaded rsmnl-derive v0.1.0 [INFO] [stderr] Downloaded errno-dragonfly v0.1.1 [INFO] [stderr] Downloaded rsmnl v0.1.0 [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] e34a212c7a80296ac62cf9151868255bef94f0fc53138d128b211f30b6a3df6c [INFO] running `Command { std: "docker" "start" "-a" "e34a212c7a80296ac62cf9151868255bef94f0fc53138d128b211f30b6a3df6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e34a212c7a80296ac62cf9151868255bef94f0fc53138d128b211f30b6a3df6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e34a212c7a80296ac62cf9151868255bef94f0fc53138d128b211f30b6a3df6c", kill_on_drop: false }` [INFO] [stdout] e34a212c7a80296ac62cf9151868255bef94f0fc53138d128b211f30b6a3df6c [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] b79af1184fe726afe606c571dfdbd3e3e2f6f197696e0b03507f29e61a087a4d [INFO] running `Command { std: "docker" "start" "-a" "b79af1184fe726afe606c571dfdbd3e3e2f6f197696e0b03507f29e61a087a4d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking errno v0.2.7 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking rsmnl v0.1.0 [INFO] [stderr] Compiling rsmnl-derive v0.1.0 [INFO] [stderr] Checking rsmnl-linux v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/neighbour.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/neighbour.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `sport` and `dport` are never read [INFO] [stdout] --> src/rtnetlink.rs:576:5 [INFO] [stdout] | [INFO] [stdout] 575 | pub struct _RtaSessionUnionPorts { [INFO] [stdout] | --------------------- fields in this struct [INFO] [stdout] 576 | sport: u16, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 577 | dport: u16, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `_RtaSessionUnionPorts` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `itype`, `code`, and `ident` are never read [INFO] [stdout] --> src/rtnetlink.rs:581:5 [INFO] [stdout] | [INFO] [stdout] 580 | pub struct _RtaSesseionUnionIcmpt { [INFO] [stdout] | ---------------------- fields in this struct [INFO] [stdout] 581 | itype: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 582 | code: u8, [INFO] [stdout] | ^^^^ [INFO] [stdout] 583 | ident: u16, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `_RtaSesseionUnionIcmpt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `sport` and `dport` are never read [INFO] [stdout] --> src/rtnetlink.rs:576:5 [INFO] [stdout] | [INFO] [stdout] 575 | pub struct _RtaSessionUnionPorts { [INFO] [stdout] | --------------------- fields in this struct [INFO] [stdout] 576 | sport: u16, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 577 | dport: u16, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `_RtaSessionUnionPorts` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `itype`, `code`, and `ident` are never read [INFO] [stdout] --> src/rtnetlink.rs:581:5 [INFO] [stdout] | [INFO] [stdout] 580 | pub struct _RtaSesseionUnionIcmpt { [INFO] [stdout] | ---------------------- fields in this struct [INFO] [stdout] 581 | itype: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 582 | code: u8, [INFO] [stdout] | ^^^^ [INFO] [stdout] 583 | ident: u16, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `_RtaSesseionUnionIcmpt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> examples/netfilter/nf-log.rs:1:30 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{env, mem, process, vec::Vec}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> examples/netfilter/nf-queue.rs:1:30 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{env, mem, process, vec::Vec}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> examples/rtnl/rtnl-addr-dump.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | vec::Vec, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/genl/genl-family-get.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | let mut nlh = nlv.put_header(); [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/netfilter/nf-log.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | let mut nlh = nlv.put_header(); [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/netfilter/nf-log.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 61 | let mut nlh = nlv.put_header(); [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/netfilter/nf-log.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | let mut nlh = nlv.put_header(); [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/rtnl/rtnl-link-set.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | let mut nlh = nlv.put_header(); [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] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/rtnl/rtnl-route-add.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | let mut nlh = nlv.put_header(); [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/netfilter/nf-queue.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut nlh = nlv.put_header(); [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/netfilter/nf-queue.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | let mut nlh = nlv.put_header(); [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/netfilter/nf-queue.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | let mut nlh = nlv.put_header(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/netfilter/nf-queue.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 105 | let mut nlh = nlv.put_header(); [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/rtnl/rtnl-neigh-dump.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | let mut nlh = nlv.put_header(); [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/rtnl/rtnl-neigh-dump.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | let mut rt = nlv.put_extra_header::().unwrap(); [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/rtnl/rtnl-addr-dump.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | let mut nlh = nlv.put_header(); [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/rtnl/rtnl-link-dump.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | let mut nlh = nlv.put_header(); [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/netfilter/nfct-daemon.rs:151:9 [INFO] [stdout] | [INFO] [stdout] 151 | let mut nlh = nlv.put_header(); [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: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/rtnl/rtnl-route-dump.rs:151:9 [INFO] [stdout] | [INFO] [stdout] 151 | let mut nlh = nlv.put_header(); [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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/netfilter/nfct-dump.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | let mut nlh = nlv.put_header(); [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` profile [unoptimized + debuginfo] target(s) in 9.25s [INFO] running `Command { std: "docker" "inspect" "b79af1184fe726afe606c571dfdbd3e3e2f6f197696e0b03507f29e61a087a4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b79af1184fe726afe606c571dfdbd3e3e2f6f197696e0b03507f29e61a087a4d", kill_on_drop: false }` [INFO] [stdout] b79af1184fe726afe606c571dfdbd3e3e2f6f197696e0b03507f29e61a087a4d