[INFO] fetching crate msgbox 0.6.0...
[INFO] checking msgbox-0.6.0 against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] extracting crate msgbox 0.6.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate msgbox 0.6.0 on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate msgbox 0.6.0
[INFO] finished tweaking crates.io crate msgbox 0.6.0
[INFO] tweaked toml for crates.io crate msgbox 0.6.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate msgbox 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.18
[INFO] [stderr]   Downloaded glib-macros v0.10.1
[INFO] [stderr]   Downloaded futures-sink v0.3.7
[INFO] [stderr]   Downloaded pin-project-internal v0.4.23
[INFO] [stderr]   Downloaded pin-project v0.4.23
[INFO] [stderr]   Downloaded proc-macro-crate v0.1.5
[INFO] [stderr]   Downloaded gdk-pixbuf v0.9.0
[INFO] [stderr]   Downloaded core-foundation v0.9.1
[INFO] [stderr]   Downloaded block v0.1.6
[INFO] [stderr]   Downloaded gio v0.9.1
[INFO] [stderr]   Downloaded atk-sys v0.10.0
[INFO] [stderr]   Downloaded cc v1.0.50
[INFO] [stderr]   Downloaded atk v0.9.0
[INFO] [stderr]   Downloaded malloc_buf v0.0.6
[INFO] [stderr]   Downloaded serde v1.0.117
[INFO] [stderr]   Downloaded system-deps v1.3.2
[INFO] [stderr]   Downloaded toml v0.5.7
[INFO] [stderr]   Downloaded syn v1.0.40
[INFO] [stderr]   Downloaded thiserror v1.0.21
[INFO] [stderr]   Downloaded gtk v0.9.2
[INFO] [stderr]   Downloaded version-compare v0.0.10
[INFO] [stderr]   Downloaded pango-sys v0.10.0
[INFO] [stderr]   Downloaded objc v0.2.7
[INFO] [stderr]   Downloaded proc-macro2 v1.0.20
[INFO] [stderr]   Downloaded thiserror-impl v1.0.21
[INFO] [stderr]   Downloaded gdk v0.13.2
[INFO] [stderr]   Downloaded cairo-sys-rs v0.10.0
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.10.0
[INFO] [stderr]   Downloaded cocoa-foundation v0.1.0
[INFO] [stderr]   Downloaded core-foundation-sys v0.8.2
[INFO] [stderr]   Downloaded cairo-rs v0.9.1
[INFO] [stderr]   Downloaded core-graphics-types v0.1.1
[INFO] [stderr]   Downloaded core-graphics v0.22.1
[INFO] [stderr]   Downloaded cocoa v0.24.0
[INFO] [stderr]   Downloaded gdk-sys v0.10.0
[INFO] [stderr]   Downloaded gio-sys v0.10.1
[INFO] [stderr]   Downloaded gtk-sys v0.10.0
[INFO] [stderr]   Downloaded glib v0.10.3
[INFO] [stderr]   Downloaded glib-sys v0.10.1
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.6
[INFO] [stderr]   Downloaded anyhow v1.0.34
[INFO] [stderr]   Downloaded gobject-sys v0.10.0
[INFO] [stderr]   Downloaded pango v0.9.1
[INFO] [stderr]   Downloaded strum v0.18.0
[INFO] [stderr]   Downloaded strum_macros v0.18.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cb314b0b7ebdf469c828edecbae9d01a3dd611f4934c89e2a69ff54b030b2aa
[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" "7cb314b0b7ebdf469c828edecbae9d01a3dd611f4934c89e2a69ff54b030b2aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cb314b0b7ebdf469c828edecbae9d01a3dd611f4934c89e2a69ff54b030b2aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cb314b0b7ebdf469c828edecbae9d01a3dd611f4934c89e2a69ff54b030b2aa", kill_on_drop: false }`
[INFO] [stdout] 7cb314b0b7ebdf469c828edecbae9d01a3dd611f4934c89e2a69ff54b030b2aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fac17ac00609478c181fd8bb8244b8443151a277d0b24e3b616a7db55dda9c8d
[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" "fac17ac00609478c181fd8bb8244b8443151a277d0b24e3b616a7db55dda9c8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking futures-sink v0.3.7
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling gio v0.9.1
[INFO] [stderr]    Compiling gdk v0.13.2
[INFO] [stderr]    Compiling gtk v0.9.2
[INFO] [stderr]     Checking memchr v2.3.4
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling glib-macros v0.10.1
[INFO] [stderr]    Compiling thiserror v1.0.21
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling glib-sys v0.10.1
[INFO] [stderr]    Compiling gobject-sys v0.10.0
[INFO] [stderr]    Compiling gio-sys v0.10.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.10.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.10.0
[INFO] [stderr]    Compiling pango-sys v0.10.0
[INFO] [stderr]    Compiling gdk-sys v0.10.0
[INFO] [stderr]    Compiling atk-sys v0.10.0
[INFO] [stderr]    Compiling gtk-sys v0.10.0
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]    Compiling pango v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking glib v0.10.3
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking msgbox v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 41s
[INFO] running `Command { std: "docker" "inspect" "fac17ac00609478c181fd8bb8244b8443151a277d0b24e3b616a7db55dda9c8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fac17ac00609478c181fd8bb8244b8443151a277d0b24e3b616a7db55dda9c8d", kill_on_drop: false }`
[INFO] [stdout] fac17ac00609478c181fd8bb8244b8443151a277d0b24e3b616a7db55dda9c8d