[INFO] fetching crate sled_sync 0.3.0...
[INFO] checking sled_sync-0.3.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate sled_sync 0.3.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate sled_sync 0.3.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sled_sync 0.3.0
[INFO] finished tweaking crates.io crate sled_sync 0.3.0
[INFO] tweaked toml for crates.io crate sled_sync 0.3.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d9b311bdd7e720bd83a4723d9c5bc9772bacaea2614000ee74eebdd8a3e2f67
[INFO] running `Command { std: "docker" "start" "-a" "9d9b311bdd7e720bd83a4723d9c5bc9772bacaea2614000ee74eebdd8a3e2f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d9b311bdd7e720bd83a4723d9c5bc9772bacaea2614000ee74eebdd8a3e2f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d9b311bdd7e720bd83a4723d9c5bc9772bacaea2614000ee74eebdd8a3e2f67", kill_on_drop: false }`
[INFO] [stdout] 9d9b311bdd7e720bd83a4723d9c5bc9772bacaea2614000ee74eebdd8a3e2f67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1fd32d793f7fe9ef5d73f97719c9c890311943a4500c25077c7d93be1fb7fc3
[INFO] running `Command { std: "docker" "start" "-a" "f1fd32d793f7fe9ef5d73f97719c9c890311943a4500c25077c7d93be1fb7fc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking sled_sync v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rand`
[INFO] [stdout]  --> src/debug_delay.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     rand::{
[INFO] [stdout]   |     ^^^^ use of undeclared crate or module `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `log`, `rand`, `rand_hc`
[INFO] [stdout]   --> src/debug_delay.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 5  |     log::warn,
[INFO] [stdout]    |     ^^^ use of undeclared crate or module `log`
[INFO] [stdout] 6  |     rand::{
[INFO] [stdout]    |     ^^^^ use of undeclared crate or module `rand`
[INFO] [stdout] ...
[INFO] [stdout] 11 |     rand_hc::Hc128Core,
[INFO] [stdout]    |     ^^^^^^^ use of undeclared crate or module `rand_hc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `warn`
[INFO] [stdout]   --> src/debug_delay.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         warn!(
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Gamma`
[INFO] [stdout]   --> src/debug_delay.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let gamma = Gamma::new(0.3, 100_000.0);
[INFO] [stdout]    |                     ^^^^^ use of undeclared type `Gamma`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `EntropyRng`
[INFO] [stdout]   --> src/debug_delay.rs:50:34
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mut entropy_source = EntropyRng::new();
[INFO] [stdout]    |                                  ^^^^^^^^^^ use of undeclared type `EntropyRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rand`
[INFO] [stdout]   --> src/debug_delay.rs:83:21
[INFO] [stdout]    |
[INFO] [stdout] 83 |     ) -> Result<(), rand::Error> {
[INFO] [stdout]    |                     ^^^^ use of undeclared crate or module `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EntropyRng` in this scope
[INFO] [stdout]   --> src/debug_delay.rs:43:39
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct ThreadRng {
[INFO] [stdout]    |                     - help: you might be missing a type parameter: `<EntropyRng>`
[INFO] [stdout] 43 |     rng: *mut ReseedingRng<Hc128Core, EntropyRng>,
[INFO] [stdout]    |                                       ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EntropyRng` in this scope
[INFO] [stdout]   --> src/debug_delay.rs:49:66
[INFO] [stdout]    |
[INFO] [stdout] 49 |     static THREAD_RNG_KEY: Rc<UnsafeCell<ReseedingRng<Hc128Core, EntropyRng>>> = {
[INFO] [stdout]    |                                                                  ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sled_sync` due to 9 previous errors
[INFO] running `Command { std: "docker" "inspect" "f1fd32d793f7fe9ef5d73f97719c9c890311943a4500c25077c7d93be1fb7fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1fd32d793f7fe9ef5d73f97719c9c890311943a4500c25077c7d93be1fb7fc3", kill_on_drop: false }`
[INFO] [stdout] f1fd32d793f7fe9ef5d73f97719c9c890311943a4500c25077c7d93be1fb7fc3