[INFO] fetching crate coaster 0.2.0...
[INFO] testing coaster-0.2.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate coaster 0.2.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate coaster 0.2.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate coaster 0.2.0
[INFO] finished tweaking crates.io crate coaster 0.2.0
[INFO] tweaked toml for crates.io crate coaster 0.2.0 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate crates.io crate coaster 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e70414a54fe608a04e0ca77ff9c8f56c584022d84b365ef7d5c958aa4be5e58
[INFO] running `Command { std: "docker" "start" "-a" "7e70414a54fe608a04e0ca77ff9c8f56c584022d84b365ef7d5c958aa4be5e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e70414a54fe608a04e0ca77ff9c8f56c584022d84b365ef7d5c958aa4be5e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e70414a54fe608a04e0ca77ff9c8f56c584022d84b365ef7d5c958aa4be5e58", kill_on_drop: false }`
[INFO] [stdout] 7e70414a54fe608a04e0ca77ff9c8f56c584022d84b365ef7d5c958aa4be5e58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5553cec85130d8f9d7ce924f044675437aa60db4ed2bb38bf2133061c98bc0e2
[INFO] running `Command { std: "docker" "start" "-a" "5553cec85130d8f9d7ce924f044675437aa60db4ed2bb38bf2133061c98bc0e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling coaster v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.35s
[INFO] running `Command { std: "docker" "inspect" "5553cec85130d8f9d7ce924f044675437aa60db4ed2bb38bf2133061c98bc0e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5553cec85130d8f9d7ce924f044675437aa60db4ed2bb38bf2133061c98bc0e2", kill_on_drop: false }`
[INFO] [stdout] 5553cec85130d8f9d7ce924f044675437aa60db4ed2bb38bf2133061c98bc0e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31870585f9d0a59cb90bd22e28caf98e14c17c34f75f0208cf604833329be259
[INFO] running `Command { std: "docker" "start" "-a" "31870585f9d0a59cb90bd22e28caf98e14c17c34f75f0208cf604833329be259", kill_on_drop: false }`
[INFO] [stderr]    Compiling coaster v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `nn`, `coaster`
[INFO] [stdout]   --> examples/readme.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use coaster as co;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 | use nn::*;
[INFO] [stdout]    |     ^^ use of undeclared crate or module `nn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `coaster_nn`
[INFO] [stdout]  --> examples/readme.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use coaster_nn as nn;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ no external crate `coaster_nn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coaster` due to 3 previous errors
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `trybuild`
[INFO] [stdout]  --> tests/ui.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let t = trybuild::TestCases::new();
[INFO] [stdout]   |             ^^^^^^^^ use of undeclared crate or module `trybuild`
[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 E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "31870585f9d0a59cb90bd22e28caf98e14c17c34f75f0208cf604833329be259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31870585f9d0a59cb90bd22e28caf98e14c17c34f75f0208cf604833329be259", kill_on_drop: false }`
[INFO] [stdout] 31870585f9d0a59cb90bd22e28caf98e14c17c34f75f0208cf604833329be259