[INFO] cloning repository https://github.com/avnigenc/rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/avnigenc/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favnigenc%2Frust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favnigenc%2Frust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a2bb26bfec447cde772c342b2484025e3a440015
[INFO] checking avnigenc/rust against master#893fadd11a52aa26fc19c67ee1b79f03d6a1bed3 for pr-77153
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favnigenc%2Frust" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/avnigenc/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/avnigenc/rust
[INFO] finished tweaking git repo https://github.com/avnigenc/rust
[INFO] tweaked toml for git repo https://github.com/avnigenc/rust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/avnigenc/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 4c0fe96061d5858d45e11c811ac636687f98a4ffd18cf617049e4828eeff36b4
[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" "4c0fe96061d5858d45e11c811ac636687f98a4ffd18cf617049e4828eeff36b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c0fe96061d5858d45e11c811ac636687f98a4ffd18cf617049e4828eeff36b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c0fe96061d5858d45e11c811ac636687f98a4ffd18cf617049e4828eeff36b4", kill_on_drop: false }`
[INFO] [stdout] 4c0fe96061d5858d45e11c811ac636687f98a4ffd18cf617049e4828eeff36b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 33576cff6e33b267e37a5a30ae6f5c8e51512bdd645ab2855af93d2afa863940
[INFO] running `Command { std: "docker" "start" "-a" "33576cff6e33b267e37a5a30ae6f5c8e51512bdd645ab2855af93d2afa863940", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking checked_int_cast v1.0.0
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking gif v0.10.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking blowfish v0.4.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking bcrypt v0.5.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking qrcode v0.8.0
[INFO] [stderr]     Checking tutorials v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.52s
[INFO] running `Command { std: "docker" "inspect" "33576cff6e33b267e37a5a30ae6f5c8e51512bdd645ab2855af93d2afa863940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33576cff6e33b267e37a5a30ae6f5c8e51512bdd645ab2855af93d2afa863940", kill_on_drop: false }`
[INFO] [stdout] 33576cff6e33b267e37a5a30ae6f5c8e51512bdd645ab2855af93d2afa863940