[INFO] fetching crate ubio 0.1.0...
[INFO] testing ubio-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ubio 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ubio 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ubio 0.1.0
[INFO] finished tweaking crates.io crate ubio 0.1.0
[INFO] tweaked toml for crates.io crate ubio 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded owo-colors v1.2.1
[INFO] [stderr]   Downloaded indenter v0.3.2
[INFO] [stderr]   Downloaded color-eyre v0.5.10
[INFO] [stderr]   Downloaded mktemp v0.4.0
[INFO] [stderr]   Downloaded color-spantrace v0.1.6
[INFO] [stderr]   Downloaded lru_time_cache v0.10.0
[INFO] [stderr]   Downloaded matchers v0.0.1
[INFO] [stderr]   Downloaded positioned-io v0.2.2
[INFO] [stderr]   Downloaded pretty_assertions v0.6.1
[INFO] [stderr]   Downloaded sharded-slab v0.1.1
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.15
[INFO] [stderr]   Downloaded eyre v0.6.4
[INFO] [stderr]   Downloaded ctor v0.1.17
[INFO] [stderr]   Downloaded tracing-error v0.1.2
[INFO] [stderr]   Downloaded ansi_term v0.12.1
[INFO] [stderr]   Downloaded tracing-serde v0.1.2
[INFO] [stderr]   Downloaded tracing-log v0.1.1
[INFO] [stderr]   Downloaded ara v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7a3f6036d8fbb6d0bd128f97da7c6f4f10e7547d738700b603693b7450ef7c1
[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" "a7a3f6036d8fbb6d0bd128f97da7c6f4f10e7547d738700b603693b7450ef7c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7a3f6036d8fbb6d0bd128f97da7c6f4f10e7547d738700b603693b7450ef7c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7a3f6036d8fbb6d0bd128f97da7c6f4f10e7547d738700b603693b7450ef7c1", kill_on_drop: false }`
[INFO] [stdout] a7a3f6036d8fbb6d0bd128f97da7c6f4f10e7547d738700b603693b7450ef7c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", 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] f9322b8b9c98c25b1a68562c2fe223fb37aaef13f246eeb05665819c6e0c2c29
[INFO] running `Command { std: "docker" "start" "-a" "f9322b8b9c98c25b1a68562c2fe223fb37aaef13f246eeb05665819c6e0c2c29", kill_on_drop: false }`
[INFO] [stderr]    Compiling eyre v0.6.4
[INFO] [stderr]    Compiling indenter v0.3.2
[INFO] [stderr]    Compiling owo-colors v1.2.1
[INFO] [stderr]    Compiling lru_time_cache v0.10.0
[INFO] [stderr]    Compiling sharded-slab v0.1.1
[INFO] [stderr]    Compiling positioned-io v0.2.2
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-subscriber v0.2.15
[INFO] [stderr]    Compiling tracing-error v0.1.2
[INFO] [stderr]    Compiling color-spantrace v0.1.6
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling color-eyre v0.5.10
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling ara v0.1.1
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling hyper v0.13.9
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.10
[INFO] [stderr]    Compiling ubio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.06s
[INFO] running `Command { std: "docker" "inspect" "f9322b8b9c98c25b1a68562c2fe223fb37aaef13f246eeb05665819c6e0c2c29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9322b8b9c98c25b1a68562c2fe223fb37aaef13f246eeb05665819c6e0c2c29", kill_on_drop: false }`
[INFO] [stdout] f9322b8b9c98c25b1a68562c2fe223fb37aaef13f246eeb05665819c6e0c2c29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", 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] c5a30b7480103bfee41057e5054019dae1cdc5d5d4694216e1e100ed6e4a06b3
[INFO] running `Command { std: "docker" "start" "-a" "c5a30b7480103bfee41057e5054019dae1cdc5d5d4694216e1e100ed6e4a06b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling mktemp v0.4.0
[INFO] [stderr]    Compiling ubio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `http_serve`
[INFO] [stdout]    --> src/tests.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     use http_serve::Entity;
[INFO] [stdout]     |         ^^^^^^^^^^ use of undeclared crate or module `http_serve`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `http_serve`
[INFO] [stdout]    --> src/tests.rs:144:19
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let res = http_serve::serve(entity, &req);
[INFO] [stdout]     |                   ^^^^^^^^^^ use of undeclared crate or module `http_serve`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ubio`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "c5a30b7480103bfee41057e5054019dae1cdc5d5d4694216e1e100ed6e4a06b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5a30b7480103bfee41057e5054019dae1cdc5d5d4694216e1e100ed6e4a06b3", kill_on_drop: false }`
[INFO] [stdout] c5a30b7480103bfee41057e5054019dae1cdc5d5d4694216e1e100ed6e4a06b3