[INFO] cloning repository https://github.com/lewisbelcher/rs-blocks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lewisbelcher/rs-blocks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flewisbelcher%2Frs-blocks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flewisbelcher%2Frs-blocks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86406624a9e9a2e66c8e3ff2a2950cc3fe67fbad
[INFO] checking lewisbelcher/rs-blocks against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flewisbelcher%2Frs-blocks" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lewisbelcher/rs-blocks 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 git repo https://github.com/lewisbelcher/rs-blocks
[INFO] removed path dependency rs-blocks-derive from git repo https://github.com/lewisbelcher/rs-blocks
[INFO] finished tweaking git repo https://github.com/lewisbelcher/rs-blocks
[INFO] tweaked toml for git repo https://github.com/lewisbelcher/rs-blocks written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/lewisbelcher/rs-blocks 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] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-10/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 3c8060f3b2897284bcfb0e8ec751a818ada298b4f808d02883b5d80504b8238f
[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" "3c8060f3b2897284bcfb0e8ec751a818ada298b4f808d02883b5d80504b8238f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c8060f3b2897284bcfb0e8ec751a818ada298b4f808d02883b5d80504b8238f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c8060f3b2897284bcfb0e8ec751a818ada298b4f808d02883b5d80504b8238f", kill_on_drop: false }`
[INFO] [stdout] 3c8060f3b2897284bcfb0e8ec751a818ada298b4f808d02883b5d80504b8238f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] c0914fa33215e12d716ee565b0c666a79b5a12f474b4c659647dd5f377467ea4
[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" "c0914fa33215e12d716ee565b0c666a79b5a12f474b4c659647dd5f377467ea4", kill_on_drop: false }`
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]    Compiling rs-blocks-derive v0.1.0
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking rs-blocks v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stdout] warning: value captured by `symbol` is never read
[INFO] [stdout]   --> src/blocks/battery.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 |             symbol = get_symbol(current_status, percent);
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rs_blocks::file`
[INFO] [stdout]   --> benches/file_read.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 | use rs_blocks::file::MonitorFile;
[INFO] [stdout]    |                ^^^^ could not find `file` in `rs_blocks`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rs-blocks`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: value captured by `symbol` is never read
[INFO] [stdout]   --> src/blocks/battery.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 |             symbol = get_symbol(current_status, percent);
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c0914fa33215e12d716ee565b0c666a79b5a12f474b4c659647dd5f377467ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0914fa33215e12d716ee565b0c666a79b5a12f474b4c659647dd5f377467ea4", kill_on_drop: false }`
[INFO] [stdout] c0914fa33215e12d716ee565b0c666a79b5a12f474b4c659647dd5f377467ea4