[INFO] fetching crate groundhog 0.2.5...
[INFO] testing groundhog-0.2.5 against 1.59.0 for beta-1.60-1
[INFO] extracting crate groundhog 0.2.5 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate groundhog 0.2.5 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate groundhog 0.2.5
[INFO] finished tweaking crates.io crate groundhog 0.2.5
[INFO] tweaked toml for crates.io crate groundhog 0.2.5 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", 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] 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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77cc77f0587ce2fe3a7a3d177a54793e3f038e7b904ee8e9ffdc3c89428f65a5
[INFO] running `Command { std: "docker" "start" "-a" "77cc77f0587ce2fe3a7a3d177a54793e3f038e7b904ee8e9ffdc3c89428f65a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77cc77f0587ce2fe3a7a3d177a54793e3f038e7b904ee8e9ffdc3c89428f65a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77cc77f0587ce2fe3a7a3d177a54793e3f038e7b904ee8e9ffdc3c89428f65a5", kill_on_drop: false }`
[INFO] [stdout] 77cc77f0587ce2fe3a7a3d177a54793e3f038e7b904ee8e9ffdc3c89428f65a5
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bb5a503465ea12cb91228f77f361bbaf835be81f906731680f90324df862057
[INFO] running `Command { std: "docker" "start" "-a" "0bb5a503465ea12cb91228f77f361bbaf835be81f906731680f90324df862057", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling groundhog v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "0bb5a503465ea12cb91228f77f361bbaf835be81f906731680f90324df862057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bb5a503465ea12cb91228f77f361bbaf835be81f906731680f90324df862057", kill_on_drop: false }`
[INFO] [stdout] 0bb5a503465ea12cb91228f77f361bbaf835be81f906731680f90324df862057
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54882be46db1087d6eed4c40738934b984ad2b0bf73e0d0981d57f959ad62ae8
[INFO] running `Command { std: "docker" "start" "-a" "54882be46db1087d6eed4c40738934b984ad2b0bf73e0d0981d57f959ad62ae8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling groundhog v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `once_cell`
[INFO] [stdout]  --> src/std_timer.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use once_cell::sync::Lazy;
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `once_cell`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Lazy` in this scope
[INFO] [stdout]  --> src/std_timer.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | static T0: Lazy<Instant> = Lazy::new(|| {
[INFO] [stdout]   |            ^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::lazy::Lazy;
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::lazy::Lazy;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Lazy`
[INFO] [stdout]  --> src/std_timer.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | static T0: Lazy<Instant> = Lazy::new(|| {
[INFO] [stdout]   |                            ^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::lazy::Lazy;
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::lazy::Lazy;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `groundhog` due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "54882be46db1087d6eed4c40738934b984ad2b0bf73e0d0981d57f959ad62ae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54882be46db1087d6eed4c40738934b984ad2b0bf73e0d0981d57f959ad62ae8", kill_on_drop: false }`
[INFO] [stdout] 54882be46db1087d6eed4c40738934b984ad2b0bf73e0d0981d57f959ad62ae8