[INFO] fetching crate ji 1.0.0...
[INFO] checking ji-1.0.0 against beta for pr-78714
[INFO] extracting crate ji 1.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ji 1.0.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ji 1.0.0
[INFO] finished tweaking crates.io crate ji 1.0.0
[INFO] tweaked toml for crates.io crate ji 1.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate ji 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3aefa34187f5147db6f047b7001ae8ad95677d77a4bdf6995d40968a67862e1
[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" "b3aefa34187f5147db6f047b7001ae8ad95677d77a4bdf6995d40968a67862e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3aefa34187f5147db6f047b7001ae8ad95677d77a4bdf6995d40968a67862e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3aefa34187f5147db6f047b7001ae8ad95677d77a4bdf6995d40968a67862e1", kill_on_drop: false }`
[INFO] [stdout] b3aefa34187f5147db6f047b7001ae8ad95677d77a4bdf6995d40968a67862e1
[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" "+beta" "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] 3327c7c93cc4828ce1dcdc607859869ac1b7f95936f09888ee39fc80d2b89a99
[INFO] running `Command { std: "docker" "start" "-a" "3327c7c93cc4828ce1dcdc607859869ac1b7f95936f09888ee39fc80d2b89a99", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking console v0.13.0
[INFO] [stderr]     Checking dialoguer v0.7.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking envy v0.4.1
[INFO] [stderr]     Checking hyper v0.13.8
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]     Checking ji v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.44s
[INFO] running `Command { std: "docker" "inspect" "3327c7c93cc4828ce1dcdc607859869ac1b7f95936f09888ee39fc80d2b89a99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3327c7c93cc4828ce1dcdc607859869ac1b7f95936f09888ee39fc80d2b89a99", kill_on_drop: false }`
[INFO] [stdout] 3327c7c93cc4828ce1dcdc607859869ac1b7f95936f09888ee39fc80d2b89a99