[INFO] fetching crate permoot 0.2.1...
[INFO] checking permoot-0.2.1 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate permoot 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate permoot 0.2.1 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate permoot 0.2.1
[INFO] finished tweaking crates.io crate permoot 0.2.1
[INFO] tweaked toml for crates.io crate permoot 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8e589dcf1b0b4f3a4eb3ad596b9ad2a111091dffdcd7019abc4f99879fba9fe
[INFO] running `Command { std: "docker" "start" "-a" "f8e589dcf1b0b4f3a4eb3ad596b9ad2a111091dffdcd7019abc4f99879fba9fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8e589dcf1b0b4f3a4eb3ad596b9ad2a111091dffdcd7019abc4f99879fba9fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8e589dcf1b0b4f3a4eb3ad596b9ad2a111091dffdcd7019abc4f99879fba9fe", kill_on_drop: false }`
[INFO] [stdout] f8e589dcf1b0b4f3a4eb3ad596b9ad2a111091dffdcd7019abc4f99879fba9fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6c80e71fb6dd18536c266904ecb050436b7dee7ba8ebdd4af3d91955657e417
[INFO] running `Command { std: "docker" "start" "-a" "a6c80e71fb6dd18536c266904ecb050436b7dee7ba8ebdd4af3d91955657e417", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling permoot v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `rand`
[INFO] [stdout]   --> src/util.rs:48:6
[INFO] [stdout]    |
[INFO] [stdout] 48 |     use rand::{Rng, SeedableRng};
[INFO] [stdout]    |         ^^^^ use of undeclared crate or module `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `vec` in this scope
[INFO] [stdout]   --> src/util.rs:53:18
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut seeds = vec![0; n_seeds];
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `seed_from_u64` found for struct `ChaCha8Rng` in the current scope
[INFO] [stdout]   --> src/util.rs:51:33
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mut seed_rng = ChaCha8Rng::seed_from_u64(0xC418);
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^ function or associated item not found in `ChaCha8Rng`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]    |
[INFO] [stdout] 1  + use rand_chacha::rand_core::SeedableRng;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `seed_from_u64` found for struct `ChaCha8Rng` in the current scope
[INFO] [stdout]   --> src/util.rs:57:29
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let mut rng = ChaCha8Rng::seed_from_u64(seed);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^ function or associated item not found in `ChaCha8Rng`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]    |
[INFO] [stdout] 1  + use rand_chacha::rand_core::SeedableRng;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `permoot` (lib test) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a6c80e71fb6dd18536c266904ecb050436b7dee7ba8ebdd4af3d91955657e417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6c80e71fb6dd18536c266904ecb050436b7dee7ba8ebdd4af3d91955657e417", kill_on_drop: false }`
[INFO] [stdout] a6c80e71fb6dd18536c266904ecb050436b7dee7ba8ebdd4af3d91955657e417
