[INFO] cloning repository https://github.com/passcod/certainly
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/passcod/certainly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpasscod%2Fcertainly", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpasscod%2Fcertainly'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf62c5d6827e4a6834d08c3a7ee8688fe354c08a
[INFO] checking passcod/certainly against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpasscod%2Fcertainly" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/passcod/certainly on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/passcod/certainly
[INFO] finished tweaking git repo https://github.com/passcod/certainly
[INFO] tweaked toml for git repo https://github.com/passcod/certainly written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/passcod/certainly already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded webpki-roots v0.17.0
[INFO] [stderr]   Downloaded lexical-core v0.4.5
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.50
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.50
[INFO] [stderr]   Downloaded sct v0.6.0
[INFO] [stderr]   Downloaded gethostname v0.2.0
[INFO] [stderr]   Downloaded web-sys v0.3.27
[INFO] [stderr]   Downloaded arrayvec v0.4.11
[INFO] [stderr]   Downloaded bumpalo v2.6.0
[INFO] [stderr]   Downloaded webpki v0.21.0
[INFO] [stderr]   Downloaded pem v0.6.1
[INFO] [stderr]   Downloaded rustls v0.16.0
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.50
[INFO] [stderr]   Downloaded zeroize_derive v0.1.0
[INFO] [stderr]   Downloaded subtle v2.1.1
[INFO] [stderr]   Downloaded zeroize v0.6.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.50
[INFO] [stderr]   Downloaded rustls-connector v0.8.0
[INFO] [stderr]   Downloaded x509-parser v0.6.0
[INFO] [stderr]   Downloaded ring v0.16.9
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.50
[INFO] [stderr]   Downloaded rsa v0.1.3
[INFO] [stderr]   Downloaded num-bigint-dig v0.4.0
[INFO] [stderr]   Downloaded der-parser v3.0.2
[INFO] [stderr]   Downloaded bit-vec v0.6.1
[INFO] [stderr]   Downloaded yasna v0.3.1
[INFO] [stderr]   Downloaded ryu v1.0.0
[INFO] [stderr]   Downloaded num-bigint v0.2.3
[INFO] [stderr]   Downloaded rcgen v0.7.0
[INFO] [stderr]   Downloaded js-sys v0.3.27
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.50
[INFO] [stderr]   Downloaded static_assertions v0.3.4
[INFO] [stderr]   Downloaded nom v5.0.1
[INFO] [stderr]   Downloaded rusticata-macros v2.0.3
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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] ce7095dddb1453da12a2a58695db621c1ccefaf1e82b40f97fe49f893f4b012c
[INFO] running `Command { std: "docker" "start" "-a" "ce7095dddb1453da12a2a58695db621c1ccefaf1e82b40f97fe49f893f4b012c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce7095dddb1453da12a2a58695db621c1ccefaf1e82b40f97fe49f893f4b012c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce7095dddb1453da12a2a58695db621c1ccefaf1e82b40f97fe49f893f4b012c", kill_on_drop: false }`
[INFO] [stdout] ce7095dddb1453da12a2a58695db621c1ccefaf1e82b40f97fe49f893f4b012c
[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=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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c280f056e077e42ed8080208fe6c0a4860a1179c2d667b9ae3abbb93eab398c5
[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" "c280f056e077e42ed8080208fe6c0a4860a1179c2d667b9ae3abbb93eab398c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]    Compiling num-bigint-dig v0.4.0
[INFO] [stderr]     Checking bit-vec v0.6.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking subtle v2.1.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling nom v5.0.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking gethostname v0.2.0
[INFO] [stderr]    Compiling lexical-core v0.4.5
[INFO] [stderr]    Compiling zeroize_derive v0.1.0
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking zeroize v0.6.0
[INFO] [stderr]     Checking pem v0.6.1
[INFO] [stderr]     Checking num-bigint v0.2.3
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking webpki v0.21.0
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rsa v0.1.3
[INFO] [stderr]     Checking yasna v0.3.1
[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking rusticata-macros v2.0.3
[INFO] [stderr]     Checking der-parser v3.0.2
[INFO] [stderr]     Checking x509-parser v0.6.0
[INFO] [stderr]     Checking rustls-connector v0.8.0
[INFO] [stderr]     Checking rcgen v0.7.0
[INFO] [stderr]     Checking certainly v1.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.00s
[INFO] running `Command { std: "docker" "inspect" "c280f056e077e42ed8080208fe6c0a4860a1179c2d667b9ae3abbb93eab398c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c280f056e077e42ed8080208fe6c0a4860a1179c2d667b9ae3abbb93eab398c5", kill_on_drop: false }`
[INFO] [stdout] c280f056e077e42ed8080208fe6c0a4860a1179c2d667b9ae3abbb93eab398c5