[INFO] cloning repository https://github.com/alexzandros/lmsBackend_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexzandros/lmsBackend_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexzandros%2FlmsBackend_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexzandros%2FlmsBackend_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8615188d4caf56a4d51c793024186deeb916be15
[INFO] checking alexzandros/lmsBackend_rust against master#893fadd11a52aa26fc19c67ee1b79f03d6a1bed3 for pr-77153
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexzandros%2FlmsBackend_rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexzandros/lmsBackend_rust on toolchain 893fadd11a52aa26fc19c67ee1b79f03d6a1bed3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexzandros/lmsBackend_rust
[INFO] finished tweaking git repo https://github.com/alexzandros/lmsBackend_rust
[INFO] tweaked toml for git repo https://github.com/alexzandros/lmsBackend_rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/alexzandros/lmsBackend_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94ea2d532f79296422c2bb1a80d7d0ea689e3f344bbaf2090f6b496f4ffe484c
[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" "94ea2d532f79296422c2bb1a80d7d0ea689e3f344bbaf2090f6b496f4ffe484c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94ea2d532f79296422c2bb1a80d7d0ea689e3f344bbaf2090f6b496f4ffe484c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94ea2d532f79296422c2bb1a80d7d0ea689e3f344bbaf2090f6b496f4ffe484c", kill_on_drop: false }`
[INFO] [stdout] 94ea2d532f79296422c2bb1a80d7d0ea689e3f344bbaf2090f6b496f4ffe484c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "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] 1a231e3ac1e2120b2072ec55c67771f77511336dec20024313aa4ea07d958438
[INFO] running `Command { std: "docker" "start" "-a" "1a231e3ac1e2120b2072ec55c67771f77511336dec20024313aa4ea07d958438", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]     Checking arrayref v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking socket2 v0.3.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]     Checking digest v0.7.2
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]    Compiling zmq-sys v0.8.2
[INFO] [stderr]    Compiling zmq v0.8.2
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking postgres-protocol v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.66
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking serde_json v1.0.20
[INFO] [stderr]     Checking postgres-shared v0.4.1
[INFO] [stderr]     Checking postgres v0.15.2
[INFO] [stderr]     Checking lms_001 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.43s
[INFO] running `Command { std: "docker" "inspect" "1a231e3ac1e2120b2072ec55c67771f77511336dec20024313aa4ea07d958438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a231e3ac1e2120b2072ec55c67771f77511336dec20024313aa4ea07d958438", kill_on_drop: false }`
[INFO] [stdout] 1a231e3ac1e2120b2072ec55c67771f77511336dec20024313aa4ea07d958438