[INFO] cloning repository https://github.com/aleksanderkrauze/filter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aleksanderkrauze/filter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleksanderkrauze%2Ffilter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleksanderkrauze%2Ffilter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34f87736734fdc41f96fc2c2e837d912711ea2bb
[INFO] checking aleksanderkrauze/filter against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleksanderkrauze%2Ffilter" "/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/aleksanderkrauze/filter on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aleksanderkrauze/filter
[INFO] finished tweaking git repo https://github.com/aleksanderkrauze/filter
[INFO] tweaked toml for git repo https://github.com/aleksanderkrauze/filter written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/aleksanderkrauze/filter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1719ddf1d3cc4ee1cd09a1947e72e1468f671b7f8f7bd38ebac422789e4feb66
[INFO] running `Command { std: "docker" "start" "-a" "1719ddf1d3cc4ee1cd09a1947e72e1468f671b7f8f7bd38ebac422789e4feb66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1719ddf1d3cc4ee1cd09a1947e72e1468f671b7f8f7bd38ebac422789e4feb66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1719ddf1d3cc4ee1cd09a1947e72e1468f671b7f8f7bd38ebac422789e4feb66", kill_on_drop: false }`
[INFO] [stdout] 1719ddf1d3cc4ee1cd09a1947e72e1468f671b7f8f7bd38ebac422789e4feb66
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2df64500953e2d72acb34129bdff45fee3e7fe9a4bd8748381dd7ba1e21621b9
[INFO] running `Command { std: "docker" "start" "-a" "2df64500953e2d72acb34129bdff45fee3e7fe9a4bd8748381dd7ba1e21621b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]     Checking predicates-tree v1.0.2
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]     Checking predicates v2.0.0
[INFO] [stderr]     Checking assert_cmd v1.0.7
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling cargo-lock v7.0.0
[INFO] [stderr]    Compiling built v0.5.1
[INFO] [stderr]    Compiling filter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.89s
[INFO] running `Command { std: "docker" "inspect" "2df64500953e2d72acb34129bdff45fee3e7fe9a4bd8748381dd7ba1e21621b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2df64500953e2d72acb34129bdff45fee3e7fe9a4bd8748381dd7ba1e21621b9", kill_on_drop: false }`
[INFO] [stdout] 2df64500953e2d72acb34129bdff45fee3e7fe9a4bd8748381dd7ba1e21621b9