[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 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWadjetz%2Frust_mindtream_poc_old" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Wadjetz/rust_mindtream_poc_old on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-11/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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded digest v0.7.2
[INFO] [stderr]   Downloaded migrations_internals v1.1.0
[INFO] [stderr]   Downloaded migrations_macros v1.1.0
[INFO] [stderr]   Downloaded fallible-iterator v0.1.4
[INFO] [stderr]   Downloaded sha2 v0.7.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.6
[INFO] [stderr]   Downloaded juniper_codegen v0.9.2
[INFO] [stderr]   Downloaded juniper v0.9.2
[INFO] [stderr]   Downloaded juniper_rocket v0.1.2
[INFO] [stderr]   Downloaded validator v0.6.3
[INFO] [stderr]   Downloaded postgres-shared v0.4.1
[INFO] [stderr]   Downloaded diesel_migrations v1.1.0
[INFO] [stderr]   Downloaded derive-error-chain v0.11.0
[INFO] [stderr]   Downloaded syn v0.12.13
[INFO] [stderr]   Downloaded feed-rs v0.1.3
[INFO] [stderr]   Downloaded card-validate v2.1.6
[INFO] [stderr]   Downloaded string_cache v0.5.2
[INFO] [stderr]   Downloaded if_chain v0.1.2
[INFO] [stderr]   Downloaded luhnmod10 v1.1.0
[INFO] [stderr]   Downloaded postgres-derive v0.3.2
[INFO] [stderr]   Downloaded validator_derive v0.6.1
[INFO] [stderr]   Downloaded xml5ever v0.7.0
[INFO] [stderr]   Downloaded uuid v0.6.0
[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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 48a6ca983e1efbc2ea14a54e4b0cd2bbc690145b11d16f18471b4c9ea1831823
[INFO] running `Command { std: "docker" "start" "-a" "48a6ca983e1efbc2ea14a54e4b0cd2bbc690145b11d16f18471b4c9ea1831823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48a6ca983e1efbc2ea14a54e4b0cd2bbc690145b11d16f18471b4c9ea1831823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48a6ca983e1efbc2ea14a54e4b0cd2bbc690145b11d16f18471b4c9ea1831823", kill_on_drop: false }`
[INFO] [stdout] 48a6ca983e1efbc2ea14a54e4b0cd2bbc690145b11d16f18471b4c9ea1831823
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d91a6464c4e5c2a402e6db0981793cb355824c0fd68b6458488b4ca1adbdef0e
[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" "d91a6464c4e5c2a402e6db0981793cb355824c0fd68b6458488b4ca1adbdef0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling version_check v0.1.3
[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 itoa v0.3.4
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]    Compiling yansi v0.3.4
[INFO] [stderr]    Compiling futures v0.1.18
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling httparse v1.2.4
[INFO] [stderr]    Compiling pq-sys v0.4.4
[INFO] [stderr]    Compiling arrayref v0.3.4
[INFO] [stderr]    Compiling untrusted v0.5.1
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[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[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 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yansi` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d91a6464c4e5c2a402e6db0981793cb355824c0fd68b6458488b4ca1adbdef0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d91a6464c4e5c2a402e6db0981793cb355824c0fd68b6458488b4ca1adbdef0e", kill_on_drop: false }`
[INFO] [stdout] d91a6464c4e5c2a402e6db0981793cb355824c0fd68b6458488b4ca1adbdef0e