[INFO] updating cached repository https://github.com/Keruspe/mnemesis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/Keruspe/mnemesis
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/cargo/base64-0.12.1
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/cargo/serde-1.0.111
[INFO] [stderr]  * [new branch]      dependabot/cargo/base64-0.12.2 -> dependabot/cargo/base64-0.12.2
[INFO] [stderr]  * [new branch]      dependabot/cargo/serde-1.0.112 -> dependabot/cargo/serde-1.0.112
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd2ed408f6d824b280ff3f63c0e3d2b06e81fabb
[INFO] checking Keruspe/mnemesis against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeruspe%2Fmnemesis" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Keruspe/mnemesis on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Keruspe/mnemesis
[INFO] finished tweaking git repo https://github.com/Keruspe/mnemesis
[INFO] tweaked toml for git repo https://github.com/Keruspe/mnemesis written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/Keruspe/mnemesis already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b41bd723db6b75040e178558370dfc1dbdd07c89142e545c9465f665d813a80
[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" "7b41bd723db6b75040e178558370dfc1dbdd07c89142e545c9465f665d813a80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b41bd723db6b75040e178558370dfc1dbdd07c89142e545c9465f665d813a80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b41bd723db6b75040e178558370dfc1dbdd07c89142e545c9465f665d813a80", kill_on_drop: false }`
[INFO] [stdout] 7b41bd723db6b75040e178558370dfc1dbdd07c89142e545c9465f665d813a80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--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] fd06e03a7c0293ab93bc823bcdf50d497df077c837a9dc55f4d7533c420dafce
[INFO] running `Command { std: "docker" "start" "-a" "fd06e03a7c0293ab93bc823bcdf50d497df077c837a9dc55f4d7533c420dafce", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking rprompt v1.0.3
[INFO] [stderr]     Checking username v0.2.0
[INFO] [stderr]     Checking base32 v0.4.0
[INFO] [stderr]     Checking file v1.1.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking rpassword v3.0.2
[INFO] [stderr]     Checking generic-array v0.7.3
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking digest v0.5.2
[INFO] [stderr]     Checking digest-buffer v0.3.1
[INFO] [stderr]     Checking crypto-mac v0.3.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking sha-1 v0.3.4
[INFO] [stderr]     Checking sha2 v0.5.3
[INFO] [stderr]     Checking hmac v0.1.1
[INFO] [stderr]     Checking oath v0.10.2
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking mnemesis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.04s
[INFO] running `Command { std: "docker" "inspect" "fd06e03a7c0293ab93bc823bcdf50d497df077c837a9dc55f4d7533c420dafce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd06e03a7c0293ab93bc823bcdf50d497df077c837a9dc55f4d7533c420dafce", kill_on_drop: false }`
[INFO] [stdout] fd06e03a7c0293ab93bc823bcdf50d497df077c837a9dc55f4d7533c420dafce