[INFO] crate cometd 0.1.2 is already in cache
[INFO] testing cometd-0.1.2 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate cometd 0.1.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate cometd 0.1.2 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cometd 0.1.2
[INFO] finished tweaking crates.io crate cometd 0.1.2
[INFO] tweaked toml for crates.io crate cometd 0.1.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23eac6e10d984cc80255636d374396393183e7218fcebc172b9f0e12becc74fd
[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" "23eac6e10d984cc80255636d374396393183e7218fcebc172b9f0e12becc74fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23eac6e10d984cc80255636d374396393183e7218fcebc172b9f0e12becc74fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23eac6e10d984cc80255636d374396393183e7218fcebc172b9f0e12becc74fd", kill_on_drop: false }`
[INFO] [stdout] 23eac6e10d984cc80255636d374396393183e7218fcebc172b9f0e12becc74fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 010f83218df93de66834fc2ecac7e7d3681837dd2f9c0fa45b36507342eab787
[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" "010f83218df93de66834fc2ecac7e7d3681837dd2f9c0fa45b36507342eab787", kill_on_drop: false }`
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling cometd v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.07s
[INFO] running `Command { std: "docker" "inspect" "010f83218df93de66834fc2ecac7e7d3681837dd2f9c0fa45b36507342eab787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "010f83218df93de66834fc2ecac7e7d3681837dd2f9c0fa45b36507342eab787", kill_on_drop: false }`
[INFO] [stdout] 010f83218df93de66834fc2ecac7e7d3681837dd2f9c0fa45b36507342eab787
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 875c1f0f1647fb503b45ca064cf110856998f0e9f0c0ff68cc91d872e90dd8c5
[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" "875c1f0f1647fb503b45ca064cf110856998f0e9f0c0ff68cc91d872e90dd8c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling extend v0.1.2
[INFO] [stderr]    Compiling assert-json-diff v1.1.0
[INFO] [stderr]    Compiling mockito v0.22.0
[INFO] [stdout] error[E0432]: unresolved imports `assert_json_diff::Comparison`, `assert_json_diff::Actual`, `assert_json_diff::Expected`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockito-0.22.0/src/lib.rs:527:24
[INFO] [stdout]     |
[INFO] [stdout] 527 | use assert_json_diff::{Comparison, assert_json_no_panic, Actual, Expected};
[INFO] [stdout]     |                        ^^^^^^^^^^                        ^^^^^^  ^^^^^^^^ no `Expected` in the root
[INFO] [stdout]     |                        |                                 |
[INFO] [stdout]     |                        |                                 no `Actual` in the root
[INFO] [stdout]     |                        no `Comparison` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: function `assert_json_no_panic` is private
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mockito-0.22.0/src/lib.rs:527:36
[INFO] [stdout]     |
[INFO] [stdout] 527 | use assert_json_diff::{Comparison, assert_json_no_panic, Actual, Expected};
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^ private function
[INFO] [stdout]     |
[INFO] [stdout] note: the function `assert_json_no_panic` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/assert-json-diff-1.1.0/src/lib.rs:240:1
[INFO] [stdout]     |
[INFO] [stdout] 240 | / fn assert_json_no_panic<Lhs, Rhs>(lhs: &Lhs, rhs: &Rhs, mode: Mode) -> Result<(), String>
[INFO] [stdout] 241 | | where
[INFO] [stdout] 242 | |     Lhs: Serialize,
[INFO] [stdout] 243 | |     Rhs: Serialize,
[INFO] [stdout] ...   |
[INFO] [stdout] 269 | |     }
[INFO] [stdout] 270 | | }
[INFO] [stdout]     | |_^
[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, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mockito`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "875c1f0f1647fb503b45ca064cf110856998f0e9f0c0ff68cc91d872e90dd8c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "875c1f0f1647fb503b45ca064cf110856998f0e9f0c0ff68cc91d872e90dd8c5", kill_on_drop: false }`
[INFO] [stdout] 875c1f0f1647fb503b45ca064cf110856998f0e9f0c0ff68cc91d872e90dd8c5