[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] testing Wadjetz/rust_mindtream_poc_old against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWadjetz%2Frust_mindtream_poc_old" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Wadjetz/rust_mindtream_poc_old on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "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-7/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" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded openssl-sys v0.9.26
[INFO] [stderr]   Downloaded sha2 v0.7.0
[INFO] [stderr]   Downloaded if_chain v0.1.2
[INFO] [stderr]   Downloaded diesel_derives v1.1.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.6
[INFO] [stderr]   Downloaded uuid v0.6.0
[INFO] [stderr]   Downloaded jsonwebtoken v2.0.3
[INFO] [stderr]   Downloaded diesel v1.1.1
[INFO] [stderr]   Downloaded migrations_internals v1.1.0
[INFO] [stderr]   Downloaded postgres-shared v0.4.1
[INFO] [stderr]   Downloaded fallible-iterator v0.1.4
[INFO] [stderr]   Downloaded md5 v0.3.7
[INFO] [stderr]   Downloaded luhnmod10 v1.1.0
[INFO] [stderr]   Downloaded validator_derive v0.6.1
[INFO] [stderr]   Downloaded digest v0.7.2
[INFO] [stderr]   Downloaded string_cache v0.5.2
[INFO] [stderr]   Downloaded feed-rs v0.1.3
[INFO] [stderr]   Downloaded card-validate v2.1.6
[INFO] [stderr]   Downloaded xml5ever v0.7.0
[INFO] [stderr]   Downloaded diesel_migrations v1.1.0
[INFO] [stderr]   Downloaded derive-error-chain v0.11.0
[INFO] [stderr]   Downloaded migrations_macros v1.1.0
[INFO] [stderr]   Downloaded validator v0.6.3
[INFO] [stderr]   Downloaded postgres-derive v0.3.2
[INFO] [stderr]   Downloaded juniper_rocket v0.1.2
[INFO] [stderr]   Downloaded markup5ever v0.2.1
[INFO] [stderr]   Downloaded hyper v0.11.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af64fcc98c5395457d82699d3a031282df875866a5dc359ef616de6c577b1f09
[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" "af64fcc98c5395457d82699d3a031282df875866a5dc359ef616de6c577b1f09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af64fcc98c5395457d82699d3a031282df875866a5dc359ef616de6c577b1f09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af64fcc98c5395457d82699d3a031282df875866a5dc359ef616de6c577b1f09", kill_on_drop: false }`
[INFO] [stdout] af64fcc98c5395457d82699d3a031282df875866a5dc359ef616de6c577b1f09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f431d34a17edb6c96c2145af10e0fcdbff4300545e3660416930243d88ce16b
[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" "9f431d34a17edb6c96c2145af10e0fcdbff4300545e3660416930243d88ce16b", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]    Compiling num-traits v0.2.0
[INFO] [stderr]    Compiling matches v0.1.6
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.5
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]    Compiling yansi v0.3.4
[INFO] [stderr]    Compiling futures v0.1.18
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling pq-sys v0.4.4
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yansi-0.3.4/src/lib.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature="nightly", feature(const_atomic_bool_new))]
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling httparse v1.2.4
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[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" "9f431d34a17edb6c96c2145af10e0fcdbff4300545e3660416930243d88ce16b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f431d34a17edb6c96c2145af10e0fcdbff4300545e3660416930243d88ce16b", kill_on_drop: false }`
[INFO] [stdout] 9f431d34a17edb6c96c2145af10e0fcdbff4300545e3660416930243d88ce16b
