[INFO] fetching crate cerk 0.2.6...
[INFO] testing cerk-0.2.6 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate cerk 0.2.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate cerk 0.2.6 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 cerk 0.2.6
[INFO] finished tweaking crates.io crate cerk 0.2.6
[INFO] tweaked toml for crates.io crate cerk 0.2.6 written to /workspace/builds/worker-2/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] 74c48798ce5be32299231366385bfe78894b26a76ad7132cd2f0162ae49fe4ad
[INFO] running `Command { std: "docker" "start" "-a" "74c48798ce5be32299231366385bfe78894b26a76ad7132cd2f0162ae49fe4ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74c48798ce5be32299231366385bfe78894b26a76ad7132cd2f0162ae49fe4ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74c48798ce5be32299231366385bfe78894b26a76ad7132cd2f0162ae49fe4ad", kill_on_drop: false }`
[INFO] [stdout] 74c48798ce5be32299231366385bfe78894b26a76ad7132cd2f0162ae49fe4ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 79cb2140a06351fd90552f3a12260a7d64a76a7734639db67ede57c12337bb0c
[INFO] running `Command { std: "docker" "start" "-a" "79cb2140a06351fd90552f3a12260a7d64a76a7734639db67ede57c12337bb0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling anyhow v1.0.37
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling delegate-attr v0.2.9
[INFO] [stderr]    Compiling strum_macros v0.19.4
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr]    Compiling serde-value v0.6.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling cloudevents-sdk v0.3.0
[INFO] [stderr]    Compiling cerk v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.46s
[INFO] running `Command { std: "docker" "inspect" "79cb2140a06351fd90552f3a12260a7d64a76a7734639db67ede57c12337bb0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79cb2140a06351fd90552f3a12260a7d64a76a7734639db67ede57c12337bb0c", kill_on_drop: false }`
[INFO] [stdout] 79cb2140a06351fd90552f3a12260a7d64a76a7734639db67ede57c12337bb0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2bebb916960ed6f3c5495d4f9057e8723cdb3f75f57918fc7413c455b70daf3
[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" "a2bebb916960ed6f3c5495d4f9057e8723cdb3f75f57918fc7413c455b70daf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling cerk v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "a2bebb916960ed6f3c5495d4f9057e8723cdb3f75f57918fc7413c455b70daf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2bebb916960ed6f3c5495d4f9057e8723cdb3f75f57918fc7413c455b70daf3", kill_on_drop: false }`
[INFO] [stdout] a2bebb916960ed6f3c5495d4f9057e8723cdb3f75f57918fc7413c455b70daf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 961fe6fd2755666d54de02ad48c8215640aeade85a626e4950c1b4a9f28fb513
[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" "961fe6fd2755666d54de02ad48c8215640aeade85a626e4950c1b4a9f28fb513", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cerk-bb8bdc15efac2f30
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test kernel::config::tests::get_string ... ok
[INFO] [stdout] test kernel::config::tests::get_string_fail ... ok
[INFO] [stdout] test kernel::delivery_guarantees::tests::config_to_delivery_guarantee ... ok
[INFO] [stdout] test kernel::config::tests::get_u32 ... ok
[INFO] [stderr]    Doc-tests cerk
[INFO] [stdout] test kernel::delivery_guarantees::tests::delivery_guarantee_to_config ... ok
[INFO] [stdout] test kernel::delivery_guarantees::tests::failed_config_to_delivery_guarantee ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/runtime/internal_server.rs - runtime::internal_server::InternalServerFn (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "961fe6fd2755666d54de02ad48c8215640aeade85a626e4950c1b4a9f28fb513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "961fe6fd2755666d54de02ad48c8215640aeade85a626e4950c1b4a9f28fb513", kill_on_drop: false }`
[INFO] [stdout] 961fe6fd2755666d54de02ad48c8215640aeade85a626e4950c1b4a9f28fb513