[INFO] cloning repository https://github.com/jameysharp/reader-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jameysharp/reader-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjameysharp%2Freader-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjameysharp%2Freader-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35b3ceca1dd696142a59d82595d6af8c42512a79
[INFO] checking jameysharp/reader-rs against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjameysharp%2Freader-rs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jameysharp/reader-rs 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/jameysharp/reader-rs
[INFO] finished tweaking git repo https://github.com/jameysharp/reader-rs
[INFO] tweaked toml for git repo https://github.com/jameysharp/reader-rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/jameysharp/reader-rs 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 94cce19da057f7d9982cc7a85cefaa94001f6b762a413997d065a5de0566a188
[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" "94cce19da057f7d9982cc7a85cefaa94001f6b762a413997d065a5de0566a188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94cce19da057f7d9982cc7a85cefaa94001f6b762a413997d065a5de0566a188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94cce19da057f7d9982cc7a85cefaa94001f6b762a413997d065a5de0566a188", kill_on_drop: false }`
[INFO] [stdout] 94cce19da057f7d9982cc7a85cefaa94001f6b762a413997d065a5de0566a188
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 5271641e21b3407fc2a4ecbdc6264a5512fb547be3dcef81f1ac5d11a997fee5
[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" "5271641e21b3407fc2a4ecbdc6264a5512fb547be3dcef81f1ac5d11a997fee5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling standback v0.2.8
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking scoped-tls-hkt v0.1.2
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]     Checking pin-project-lite v0.1.6
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling curl v0.4.29
[INFO] [stderr]    Compiling isahc v0.9.3
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling soup-sys v0.9.0
[INFO] [stderr]    Compiling webkit2gtk-sys v0.11.0
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]    Compiling curl-sys v0.4.31+curl-7.70.0
[INFO] [stderr]    Compiling ring v0.16.14
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking infer v0.1.6
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking javascriptcore-rs-sys v0.2.0
[INFO] [stderr]     Checking kv-log-macro v1.0.6
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking byte-pool v0.2.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]    Compiling relm-derive v0.19.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking tracing v0.1.15
[INFO] [stderr]     Checking cookie v0.13.3
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking pin-project v0.4.17
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking serde v1.0.111
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking piper v0.1.3
[INFO] [stderr]     Checking sluice v0.5.2
[INFO] [stderr]     Checking glib v0.9.3
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking smol v0.1.11
[INFO] [stderr]     Checking async-std v1.6.0
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking javascriptcore-rs v0.9.0
[INFO] [stderr]     Checking feed-rs v0.2.4
[INFO] [stderr]     Checking http-types v2.1.0
[INFO] [stderr]     Checking async-native-tls v0.3.3
[INFO] [stderr]     Checking async-h1 v2.0.1
[INFO] [stderr]     Checking http-client v3.0.0
[INFO] [stderr]     Checking surf v2.0.0-alpha.3
[INFO] [stderr]     Checking webkit2gtk v0.9.2
[INFO] [stderr]     Checking relm v0.19.0
[INFO] [stderr]     Checking reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 16s
[INFO] running `Command { std: "docker" "inspect" "5271641e21b3407fc2a4ecbdc6264a5512fb547be3dcef81f1ac5d11a997fee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5271641e21b3407fc2a4ecbdc6264a5512fb547be3dcef81f1ac5d11a997fee5", kill_on_drop: false }`
[INFO] [stdout] 5271641e21b3407fc2a4ecbdc6264a5512fb547be3dcef81f1ac5d11a997fee5