[INFO] fetching crate const_env_impl--value 0.1.2...
[INFO] checking const_env_impl--value-0.1.2 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate const_env_impl--value 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate const_env_impl--value 0.1.2 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate const_env_impl--value 0.1.2
[INFO] finished tweaking crates.io crate const_env_impl--value 0.1.2
[INFO] tweaked toml for crates.io crate const_env_impl--value 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 53b22999c1c11aa66b27094a9779c2a41bff0e10fc4d00b92b6260c96383503c
[INFO] running `Command { std: "docker" "start" "-a" "53b22999c1c11aa66b27094a9779c2a41bff0e10fc4d00b92b6260c96383503c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53b22999c1c11aa66b27094a9779c2a41bff0e10fc4d00b92b6260c96383503c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53b22999c1c11aa66b27094a9779c2a41bff0e10fc4d00b92b6260c96383503c", kill_on_drop: false }`
[INFO] [stdout] 53b22999c1c11aa66b27094a9779c2a41bff0e10fc4d00b92b6260c96383503c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20a6cc29c752c53cfef03ae9f7b4a2a57d9a6d02def50d7989ee5e0d9e866184
[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" "20a6cc29c752c53cfef03ae9f7b4a2a57d9a6d02def50d7989ee5e0d9e866184", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking syn v1.0.69
[INFO] [stderr]     Checking const_env_impl--value v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `const_env_impl`
[INFO] [stdout]  --> tests/from_env.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use const_env_impl::{from_env, TestEnv};
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ use of undeclared crate or module `const_env_impl`
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `const_env_impl--value`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "20a6cc29c752c53cfef03ae9f7b4a2a57d9a6d02def50d7989ee5e0d9e866184", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20a6cc29c752c53cfef03ae9f7b4a2a57d9a6d02def50d7989ee5e0d9e866184", kill_on_drop: false }`
[INFO] [stdout] 20a6cc29c752c53cfef03ae9f7b4a2a57d9a6d02def50d7989ee5e0d9e866184