[INFO] fetching crate tugger 0.2.0...
[INFO] checking tugger-0.2.0 against beta for pr-78714
[INFO] extracting crate tugger 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate tugger 0.2.0 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 tugger 0.2.0
[INFO] finished tweaking crates.io crate tugger 0.2.0
[INFO] tweaked toml for crates.io crate tugger 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 717b1eb542abf56b0ad8cad185daba1d7a9f52d4dc2cff4cbb360b9375bbf2a2
[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" "717b1eb542abf56b0ad8cad185daba1d7a9f52d4dc2cff4cbb360b9375bbf2a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "717b1eb542abf56b0ad8cad185daba1d7a9f52d4dc2cff4cbb360b9375bbf2a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "717b1eb542abf56b0ad8cad185daba1d7a9f52d4dc2cff4cbb360b9375bbf2a2", kill_on_drop: false }`
[INFO] [stdout] 717b1eb542abf56b0ad8cad185daba1d7a9f52d4dc2cff4cbb360b9375bbf2a2
[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] [stdout] 524ffd72636e795baf2ebece56e44cb65b2a9d4fb3c26713fe8b96d81abeac58
[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" "524ffd72636e795baf2ebece56e44cb65b2a9d4fb3c26713fe8b96d81abeac58", kill_on_drop: false }`
[INFO] [stderr]    Compiling lalrpop-util v0.16.3
[INFO] [stderr]     Checking codemap v0.1.3
[INFO] [stderr]    Compiling tugger v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking path-dedot v3.0.7
[INFO] [stderr]    Compiling ena v0.11.0
[INFO] [stderr]     Checking bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]     Checking shared_child v0.3.4
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking tokio v0.2.23
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking codemap-diagnostic v0.1.1
[INFO] [stderr]     Checking duct v0.13.4
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking zip v0.5.8
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking handlebars v3.5.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling lalrpop v0.16.3
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking hyper v0.13.9
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]    Compiling starlark v0.3.1
[INFO] [stderr]     Checking starlark-dialect-build-targets v0.1.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "524ffd72636e795baf2ebece56e44cb65b2a9d4fb3c26713fe8b96d81abeac58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "524ffd72636e795baf2ebece56e44cb65b2a9d4fb3c26713fe8b96d81abeac58", kill_on_drop: false }`
[INFO] [stdout] 524ffd72636e795baf2ebece56e44cb65b2a9d4fb3c26713fe8b96d81abeac58