[INFO] cloning repository https://github.com/GeneralSet/Set
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GeneralSet/Set" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGeneralSet%2FSet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGeneralSet%2FSet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 569505ea0f6d86c2cb340ba1a70316d9fa456b5b
[INFO] checking GeneralSet/Set against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGeneralSet%2FSet" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GeneralSet/Set on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GeneralSet/Set
[INFO] finished tweaking git repo https://github.com/GeneralSet/Set
[INFO] tweaked toml for git repo https://github.com/GeneralSet/Set written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/GeneralSet/Set already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wit-parser v0.2.0
[INFO] [stderr]   Downloaded leb128 v0.2.4
[INFO] [stderr]   Downloaded anyhow v1.0.33
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.0
[INFO] [stderr]   Downloaded memoffset v0.5.6
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.0
[INFO] [stderr]   Downloaded serde v1.0.117
[INFO] [stderr]   Downloaded syn v1.0.46
[INFO] [stderr]   Downloaded serde_json v1.0.59
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.9
[INFO] [stderr]   Downloaded libc v0.2.79
[INFO] [stderr]   Downloaded term v0.5.2
[INFO] [stderr]   Downloaded mime_guess v1.8.8
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.68
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.68
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.68
[INFO] [stderr]   Downloaded buf_redux v0.8.4
[INFO] [stderr]   Downloaded wasm-bindgen-externref-xform v0.2.68
[INFO] [stderr]   Downloaded wasm-bindgen-wasm-interpreter v0.2.68
[INFO] [stderr]   Downloaded filetime v0.2.12
[INFO] [stderr]   Downloaded wit-schema-version v0.1.0
[INFO] [stderr]   Downloaded wit-text v0.8.0
[INFO] [stderr]   Downloaded wast v21.0.0
[INFO] [stderr]   Downloaded dirs v1.0.5
[INFO] [stderr]   Downloaded regex-syntax v0.6.20
[INFO] [stderr]   Downloaded wasm-bindgen-cli-support v0.2.68
[INFO] [stderr]   Downloaded socket2 v0.3.15
[INFO] [stderr]   Downloaded cc v1.0.61
[INFO] [stderr]   Downloaded curl v0.4.34
[INFO] [stderr]   Downloaded strsim v0.9.3
[INFO] [stderr]   Downloaded libz-sys v1.1.2
[INFO] [stderr]   Downloaded docopt v1.1.0
[INFO] [stderr]   Downloaded curl-sys v0.4.38+curl-7.73.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.68
[INFO] [stderr]   Downloaded wasm-bindgen-threads-xform v0.2.68
[INFO] [stderr]   Downloaded wit-walrus v0.5.0
[INFO] [stderr]   Downloaded wasmparser v0.59.0
[INFO] [stderr]   Downloaded aho-corasick v0.7.14
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.68
[INFO] [stderr]   Downloaded regex v1.4.1
[INFO] [stderr]   Downloaded wasm-bindgen-wasm-conventions v0.2.68
[INFO] [stderr]   Downloaded rayon v1.5.0
[INFO] [stderr]   Downloaded wasm-bindgen-cli v0.2.68
[INFO] [stderr]   Downloaded const_fn v0.4.2
[INFO] [stderr]   Downloaded tinyvec v0.3.4
[INFO] [stderr]   Downloaded wasm-bindgen-multi-value-xform v0.2.68
[INFO] [stderr]   Downloaded wit-writer v0.2.0
[INFO] [stderr]   Downloaded rust-argon2 v0.8.2
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.0
[INFO] [stderr]   Downloaded serde_derive v1.0.117
[INFO] [stderr]   Downloaded walrus-macro v0.18.0
[INFO] [stderr]   Downloaded wit-validator v0.2.1
[INFO] [stderr]   Downloaded walrus v0.18.0
[INFO] [stderr]   Downloaded rayon-core v1.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 21452174aed1c62c41b9cfc52b23dbb4d7138b8f9eefb3428fe5498dba75a6bc
[INFO] running `Command { std: "docker" "start" "-a" "21452174aed1c62c41b9cfc52b23dbb4d7138b8f9eefb3428fe5498dba75a6bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21452174aed1c62c41b9cfc52b23dbb4d7138b8f9eefb3428fe5498dba75a6bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21452174aed1c62c41b9cfc52b23dbb4d7138b8f9eefb3428fe5498dba75a6bc", kill_on_drop: false }`
[INFO] [stdout] 21452174aed1c62c41b9cfc52b23dbb4d7138b8f9eefb3428fe5498dba75a6bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0a068afc60ef472de0b2f77d9b26dfbaa091f51a8135626af70aa07aa4a5ed6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a0a068afc60ef472de0b2f77d9b26dfbaa091f51a8135626af70aa07aa4a5ed6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.46
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.68
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.68
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.68
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.68
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.68
[INFO] [stderr]     Checking set v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.39s
[INFO] running `Command { std: "docker" "inspect" "a0a068afc60ef472de0b2f77d9b26dfbaa091f51a8135626af70aa07aa4a5ed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0a068afc60ef472de0b2f77d9b26dfbaa091f51a8135626af70aa07aa4a5ed6", kill_on_drop: false }`
[INFO] [stdout] a0a068afc60ef472de0b2f77d9b26dfbaa091f51a8135626af70aa07aa4a5ed6