[INFO] cloning repository https://github.com/Wadjetz/rust_mindtream_poc_old
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wadjetz/rust_mindtream_poc_old" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWadjetz%2Frust_mindtream_poc_old", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWadjetz%2Frust_mindtream_poc_old'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b51ce8a1a9f68332f9c2c4795ef0083227d7c6d
[INFO] checking Wadjetz/rust_mindtream_poc_old against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWadjetz%2Frust_mindtream_poc_old" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Wadjetz/rust_mindtream_poc_old on toolchain de32266a1780aa4ef748ce7f6200a1554fad0aca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Wadjetz/rust_mindtream_poc_old
[INFO] finished tweaking git repo https://github.com/Wadjetz/rust_mindtream_poc_old
[INFO] tweaked toml for git repo https://github.com/Wadjetz/rust_mindtream_poc_old written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Wadjetz/rust_mindtream_poc_old already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c49ad0a76f4c81bde6a3cd985866d2704381c24bbbbc8f3b7c14f78213ed086f
[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" "c49ad0a76f4c81bde6a3cd985866d2704381c24bbbbc8f3b7c14f78213ed086f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c49ad0a76f4c81bde6a3cd985866d2704381c24bbbbc8f3b7c14f78213ed086f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c49ad0a76f4c81bde6a3cd985866d2704381c24bbbbc8f3b7c14f78213ed086f", kill_on_drop: false }`
[INFO] [stdout] c49ad0a76f4c81bde6a3cd985866d2704381c24bbbbc8f3b7c14f78213ed086f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 319fe507c4d61bf4e02bdb4299494c2888860b3d39d28ac83b5e9efef90c5bb9
[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" "319fe507c4d61bf4e02bdb4299494c2888860b3d39d28ac83b5e9efef90c5bb9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]    Compiling num-traits v0.2.0
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]    Compiling yansi v0.3.4
[INFO] [stderr]    Compiling pq-sys v0.4.4
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]     Checking futures v0.1.18
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stdout] error[E0635]: unknown feature `const_atomic_bool_new`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yansi-0.3.4/src/lib.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature="nightly", feature(const_atomic_bool_new))]
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking arrayref v0.3.4
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr] error: could not compile `yansi`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "319fe507c4d61bf4e02bdb4299494c2888860b3d39d28ac83b5e9efef90c5bb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "319fe507c4d61bf4e02bdb4299494c2888860b3d39d28ac83b5e9efef90c5bb9", kill_on_drop: false }`
[INFO] [stdout] 319fe507c4d61bf4e02bdb4299494c2888860b3d39d28ac83b5e9efef90c5bb9