[INFO] fetching crate armerge 1.5.1...
[INFO] checking armerge-1.5.1 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate armerge 1.5.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate armerge 1.5.1 on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate armerge 1.5.1
[INFO] finished tweaking crates.io crate armerge 1.5.1
[INFO] tweaked toml for crates.io crate armerge 1.5.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate armerge 1.5.1 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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.20
[INFO] [stderr]   Downloaded tracing-core v0.1.28
[INFO] [stderr]   Downloaded unicode-ident v1.0.1
[INFO] [stderr]   Downloaded once_cell v1.13.0
[INFO] [stderr]   Downloaded memoffset v0.6.5
[INFO] [stderr]   Downloaded tracing-attributes v0.1.22
[INFO] [stderr]   Downloaded objpoke v0.3.0
[INFO] [stderr]   Downloaded fastrand v1.7.0
[INFO] [stderr]   Downloaded tracing v0.1.35
[INFO] [stderr]   Downloaded rustc-demangle v0.1.21
[INFO] [stderr]   Downloaded anyhow v1.0.58
[INFO] [stderr]   Downloaded ar v0.9.0
[INFO] [stderr]   Downloaded addr2line v0.17.0
[INFO] [stderr]   Downloaded object v0.29.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.27
[INFO] [stderr]   Downloaded thiserror-impl v1.0.31
[INFO] [stderr]   Downloaded libc v0.2.126
[INFO] [stderr]   Downloaded gimli v0.26.1
[INFO] [stderr]   Downloaded regex v1.6.0
[INFO] [stderr]   Downloaded object v0.28.4
[INFO] [stderr]   Downloaded backtrace v0.3.65
[INFO] [stderr]   Downloaded rayon-core v1.9.3
[INFO] [stderr]   Downloaded rayon v1.5.3
[INFO] [stderr]   Downloaded goblin v0.4.1
[INFO] [stderr]   Downloaded unicode-segmentation v1.9.0
[INFO] [stderr]   Downloaded cc v1.0.73
[INFO] [stderr]   Downloaded miniz_oxide v0.5.3
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.5
[INFO] [stderr]   Downloaded syn v1.0.98
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.14
[INFO] [stderr]   Downloaded flate2 v1.0.24
[INFO] [stderr]   Downloaded plain v0.2.3
[INFO] [stderr]   Downloaded scroll v0.10.2
[INFO] [stderr]   Downloaded either v1.7.0
[INFO] [stderr]   Downloaded redox_syscall v0.2.13
[INFO] [stderr]   Downloaded tempfile v3.3.0
[INFO] [stderr]   Downloaded thiserror v1.0.31
[INFO] [stderr]   Downloaded smallvec v1.9.0
[INFO] [stderr]   Downloaded time v0.3.11
[INFO] [stderr]   Downloaded proc-macro2 v1.0.40
[INFO] [stderr]   Downloaded scroll_derive v0.10.5
[INFO] [stderr]   Downloaded getrandom v0.2.7
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.10
[INFO] [stderr]   Downloaded itoa v1.0.2
[INFO] [stderr]   Downloaded num_threads v0.1.6
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.9
[INFO] [stderr]   Downloaded thread_local v1.1.4
[INFO] [stderr]   Downloaded pin-project-lite v0.2.9
[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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54277afac29b7af821f6295fa65aaa898fc295de72698104ea9affe20d0c5198
[INFO] running `Command { std: "docker" "start" "-a" "54277afac29b7af821f6295fa65aaa898fc295de72698104ea9affe20d0c5198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54277afac29b7af821f6295fa65aaa898fc295de72698104ea9affe20d0c5198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54277afac29b7af821f6295fa65aaa898fc295de72698104ea9affe20d0c5198", kill_on_drop: false }`
[INFO] [stdout] 54277afac29b7af821f6295fa65aaa898fc295de72698104ea9affe20d0c5198
[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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3abd17dc7abcb56c84d8c5c065781b2177177b8b07a24fc09a83342fe654f400
[INFO] running `Command { std: "docker" "start" "-a" "3abd17dc7abcb56c84d8c5c065781b2177177b8b07a24fc09a83342fe654f400", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking crc32fast v1.3.2
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]     Checking ar v0.9.0
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking time v0.3.11
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking scroll v0.10.2
[INFO] [stderr]     Checking goblin v0.4.1
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking tracing-subscriber v0.3.14
[INFO] [stderr]     Checking objpoke v0.3.0
[INFO] [stderr]     Checking armerge v1.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `IntoParallelIterator` is imported redundantly
[INFO] [stdout]  --> src/objects/filter_deps.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rayon::iter::IntoParallelIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 | use rayon::prelude::*;
[INFO] [stdout]   |     ----------------- the item `IntoParallelIterator` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `IntoParallelIterator` is imported redundantly
[INFO] [stdout]  --> src/objects/filter_deps.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rayon::iter::IntoParallelIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 | use rayon::prelude::*;
[INFO] [stdout]   |     ----------------- the item `IntoParallelIterator` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `kept_syms_list` is never read
[INFO] [stdout]   --> src/objects/syms.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct ObjectSyms {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub kept_syms_list: String,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `kept_syms_list` is never read
[INFO] [stdout]   --> src/objects/syms.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct ObjectSyms {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub kept_syms_list: String,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.75s
[INFO] running `Command { std: "docker" "inspect" "3abd17dc7abcb56c84d8c5c065781b2177177b8b07a24fc09a83342fe654f400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3abd17dc7abcb56c84d8c5c065781b2177177b8b07a24fc09a83342fe654f400", kill_on_drop: false }`
[INFO] [stdout] 3abd17dc7abcb56c84d8c5c065781b2177177b8b07a24fc09a83342fe654f400
