[INFO] fetching crate bex 0.2.0...
[INFO] checking bex-0.2.0 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate bex 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate bex 0.2.0 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bex 0.2.0
[INFO] finished tweaking crates.io crate bex 0.2.0
[INFO] tweaked toml for crates.io crate bex 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate bex 0.2.0 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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "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 iana-time-zone-haiku v0.1.1
[INFO] [stderr]   Downloaded simplelog v0.5.3
[INFO] [stderr]   Downloaded once_cell v1.17.1
[INFO] [stderr]   Downloaded quote v1.0.26
[INFO] [stderr]   Downloaded link-cplusplus v1.0.8
[INFO] [stderr]   Downloaded proc-macro2 v1.0.53
[INFO] [stderr]   Downloaded cxx-build v1.0.93
[INFO] [stderr]   Downloaded constant_time_eq v0.1.5
[INFO] [stderr]   Downloaded dirs v1.0.5
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.84
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.93
[INFO] [stderr]   Downloaded rand_core v0.6.4
[INFO] [stderr]   Downloaded lock_api v0.4.9
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.84
[INFO] [stderr]   Downloaded iana-time-zone v0.1.54
[INFO] [stderr]   Downloaded parking_lot_core v0.9.7
[INFO] [stderr]   Downloaded arrayvec v0.5.2
[INFO] [stderr]   Downloaded unicode-ident v1.0.8
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.84
[INFO] [stderr]   Downloaded libc v0.2.140
[INFO] [stderr]   Downloaded cxx v1.0.93
[INFO] [stderr]   Downloaded chrono v0.4.24
[INFO] [stderr]   Downloaded syn v2.0.10
[INFO] [stderr]   Downloaded bumpalo v3.12.0
[INFO] [stderr]   Downloaded js-sys v0.3.61
[INFO] [stderr]   Downloaded cc v1.0.79
[INFO] [stderr]   Downloaded num-traits v0.2.15
[INFO] [stderr]   Downloaded getrandom v0.2.8
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.15
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.93
[INFO] [stderr]   Downloaded time v0.1.45
[INFO] [stderr]   Downloaded rust-argon2 v0.8.3
[INFO] [stderr]   Downloaded concurrent-queue v2.1.0
[INFO] [stderr]   Downloaded termcolor v1.2.0
[INFO] [stderr]   Downloaded smallvec v1.10.0
[INFO] [stderr]   Downloaded wasi v0.9.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded num_cpus v1.15.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.84
[INFO] [stderr]   Downloaded log v0.4.17
[INFO] [stderr]   Downloaded redox_syscall v0.2.16
[INFO] [stderr]   Downloaded hermit-abi v0.2.6
[INFO] [stderr]   Downloaded getrandom v0.1.16
[INFO] [stderr]   Downloaded dashmap v5.4.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.57
[INFO] [stderr]   Downloaded term v0.5.2
[INFO] [stderr]   Downloaded blake2b_simd v0.5.11
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.17
[INFO] [stderr]   Downloaded bencher v0.1.5
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.84
[INFO] [stderr]   Downloaded scratch v1.0.5
[INFO] [stderr]   Downloaded redox_users v0.3.5
[INFO] [stderr]   Downloaded wasi v0.10.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded unicode-width v0.1.10
[INFO] [stderr]   Downloaded boxcar v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14b7b8130e719afe351c352ffdf4db6b9739f921b2952913da9354295b300c35
[INFO] running `Command { std: "docker" "start" "-a" "14b7b8130e719afe351c352ffdf4db6b9739f921b2952913da9354295b300c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14b7b8130e719afe351c352ffdf4db6b9739f921b2952913da9354295b300c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14b7b8130e719afe351c352ffdf4db6b9739f921b2952913da9354295b300c35", kill_on_drop: false }`
[INFO] [stdout] 14b7b8130e719afe351c352ffdf4db6b9739f921b2952913da9354295b300c35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d309093b79589beb10a475b342cce7b878a20e79b7655e53334bf965a849f68
[INFO] running `Command { std: "docker" "start" "-a" "2d309093b79589beb10a475b342cce7b878a20e79b7655e53334bf965a849f68", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking iana-time-zone v0.1.54
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling bex v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking boxcar v0.1.0
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking concurrent-queue v2.1.0
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking dashmap v5.4.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking chrono v0.4.24
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/swap.rs:304:19
[INFO] [stdout]     |
[INFO] [stdout] 304 |       if let Some(mut ixrc) = row.hm.get_mut(&vhl.hilo()) {
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/swap.rs:304:19
[INFO] [stdout]     |
[INFO] [stdout] 304 |       if let Some(mut ixrc) = row.hm.get_mut(&vhl.hilo()) {
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.79s
[INFO] running `Command { std: "docker" "inspect" "2d309093b79589beb10a475b342cce7b878a20e79b7655e53334bf965a849f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d309093b79589beb10a475b342cce7b878a20e79b7655e53334bf965a849f68", kill_on_drop: false }`
[INFO] [stdout] 2d309093b79589beb10a475b342cce7b878a20e79b7655e53334bf965a849f68
[INFO] checking bex-0.2.0 against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] extracting crate bex 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate bex 0.2.0 on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bex 0.2.0
[INFO] finished tweaking crates.io crate bex 0.2.0
[INFO] tweaked toml for crates.io crate bex 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate bex 0.2.0 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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ad7a91bdc35c0733a8c3bb00dc2edd3c850944d0944a59b282a84b3f060b105
[INFO] running `Command { std: "docker" "start" "-a" "5ad7a91bdc35c0733a8c3bb00dc2edd3c850944d0944a59b282a84b3f060b105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ad7a91bdc35c0733a8c3bb00dc2edd3c850944d0944a59b282a84b3f060b105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ad7a91bdc35c0733a8c3bb00dc2edd3c850944d0944a59b282a84b3f060b105", kill_on_drop: false }`
[INFO] [stdout] 5ad7a91bdc35c0733a8c3bb00dc2edd3c850944d0944a59b282a84b3f060b105
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df24e9e332ca6e0f36606850c7958b1782fb99cbb29d6b69a6ba2130d319e999
[INFO] running `Command { std: "docker" "start" "-a" "df24e9e332ca6e0f36606850c7958b1782fb99cbb29d6b69a6ba2130d319e999", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking iana-time-zone v0.1.54
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling bex v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking boxcar v0.1.0
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking concurrent-queue v2.1.0
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking dashmap v5.4.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking chrono v0.4.24
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/swap.rs:304:19
[INFO] [stdout]     |
[INFO] [stdout] 304 |       if let Some(mut ixrc) = row.hm.get_mut(&vhl.hilo()) {
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/swap.rs:304:19
[INFO] [stdout]     |
[INFO] [stdout] 304 |       if let Some(mut ixrc) = row.hm.get_mut(&vhl.hilo()) {
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.95s
[INFO] running `Command { std: "docker" "inspect" "df24e9e332ca6e0f36606850c7958b1782fb99cbb29d6b69a6ba2130d319e999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df24e9e332ca6e0f36606850c7958b1782fb99cbb29d6b69a6ba2130d319e999", kill_on_drop: false }`
[INFO] [stdout] df24e9e332ca6e0f36606850c7958b1782fb99cbb29d6b69a6ba2130d319e999
