[INFO] fetching crate diatom 0.6.0-alpha.1...
[INFO] checking diatom-0.6.0-alpha.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate diatom 0.6.0-alpha.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate diatom 0.6.0-alpha.1
[INFO] finished tweaking crates.io crate diatom 0.6.0-alpha.1
[INFO] tweaked toml for crates.io crate diatom 0.6.0-alpha.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate diatom 0.6.0-alpha.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--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]      Locking 52 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--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 diatom-std-core v0.1.1
[INFO] [stderr]   Downloaded bimap v0.6.3
[INFO] [stderr]   Downloaded diatom-std-os v0.1.1
[INFO] [stderr]   Downloaded more-asserts v0.3.1
[INFO] [stderr]   Downloaded diatom-core v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9faf475e3e3746cc4dd8a80d356eee2a975d0dcb39338bc4e77a89bf8de77267
[INFO] running `Command { std: "docker" "start" "-a" "9faf475e3e3746cc4dd8a80d356eee2a975d0dcb39338bc4e77a89bf8de77267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9faf475e3e3746cc4dd8a80d356eee2a975d0dcb39338bc4e77a89bf8de77267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9faf475e3e3746cc4dd8a80d356eee2a975d0dcb39338bc4e77a89bf8de77267", kill_on_drop: false }`
[INFO] [stdout] 9faf475e3e3746cc4dd8a80d356eee2a975d0dcb39338bc4e77a89bf8de77267
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a60ac8cb483085f93cecc491c423d6f7e31b2fa77a6f955f7f84e040dce12e8e
[INFO] running `Command { std: "docker" "start" "-a" "a60ac8cb483085f93cecc491c423d6f7e31b2fa77a6f955f7f84e040dce12e8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking more-asserts v0.3.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking bimap v0.6.3
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking diatom-core v0.6.1
[INFO] [stderr]     Checking diatom-std-core v0.1.1
[INFO] [stderr]     Checking diatom v0.6.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.04s
[INFO] running `Command { std: "docker" "inspect" "a60ac8cb483085f93cecc491c423d6f7e31b2fa77a6f955f7f84e040dce12e8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a60ac8cb483085f93cecc491c423d6f7e31b2fa77a6f955f7f84e040dce12e8e", kill_on_drop: false }`
[INFO] [stdout] a60ac8cb483085f93cecc491c423d6f7e31b2fa77a6f955f7f84e040dce12e8e