[INFO] cloning repository https://github.com/lloydmeta/fermat-rs-scratchpad
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lloydmeta/fermat-rs-scratchpad" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flloydmeta%2Ffermat-rs-scratchpad", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flloydmeta%2Ffermat-rs-scratchpad'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62d800d50780c181929c628730399dcedbd6800e
[INFO] checking lloydmeta/fermat-rs-scratchpad against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flloydmeta%2Ffermat-rs-scratchpad" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lloydmeta/fermat-rs-scratchpad on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lloydmeta/fermat-rs-scratchpad
[INFO] finished tweaking git repo https://github.com/lloydmeta/fermat-rs-scratchpad
[INFO] tweaked toml for git repo https://github.com/lloydmeta/fermat-rs-scratchpad written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/lloydmeta/fermat-rs-scratchpad already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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] 4f02d8ea07fae56860f6e39b163bdf496a52dbe316b4652f93c3ee4c14dae965
[INFO] running `Command { std: "docker" "start" "-a" "4f02d8ea07fae56860f6e39b163bdf496a52dbe316b4652f93c3ee4c14dae965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f02d8ea07fae56860f6e39b163bdf496a52dbe316b4652f93c3ee4c14dae965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f02d8ea07fae56860f6e39b163bdf496a52dbe316b4652f93c3ee4c14dae965", kill_on_drop: false }`
[INFO] [stdout] 4f02d8ea07fae56860f6e39b163bdf496a52dbe316b4652f93c3ee4c14dae965
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84c5682614c3ce79795c490c34da11a4e5ded4f7e5be16b492c2049bb2a38542
[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" "84c5682614c3ce79795c490c34da11a4e5ded4f7e5be16b492c2049bb2a38542", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling openssl v0.10.19
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling openssl-sys v0.9.42
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking fernet v0.1.0
[INFO] [stderr]     Checking fernet-scratchpad v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/main.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn main() -> Result<(), Box<Error>> {
[INFO] [stdout]   |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/main.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn main() -> Result<(), Box<Error>> {
[INFO] [stdout]   |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.72s
[INFO] running `Command { std: "docker" "inspect" "84c5682614c3ce79795c490c34da11a4e5ded4f7e5be16b492c2049bb2a38542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84c5682614c3ce79795c490c34da11a4e5ded4f7e5be16b492c2049bb2a38542", kill_on_drop: false }`
[INFO] [stdout] 84c5682614c3ce79795c490c34da11a4e5ded4f7e5be16b492c2049bb2a38542