[INFO] cloning repository https://github.com/timelens/timelens
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timelens/timelens" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimelens%2Ftimelens", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimelens%2Ftimelens'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2427477398cb5797e614b517e9b3e09ebb198024
[INFO] checking timelens/timelens against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimelens%2Ftimelens" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/timelens/timelens on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/timelens/timelens
[INFO] finished tweaking git repo https://github.com/timelens/timelens
[INFO] tweaked toml for git repo https://github.com/timelens/timelens written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/timelens/timelens already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded muldiv v0.2.0
[INFO] [stderr]   Downloaded predicates v1.0.0
[INFO] [stderr]   Downloaded glib-sys v0.7.0
[INFO] [stderr]   Downloaded term_size v0.3.1
[INFO] [stderr]   Downloaded assert_fs v0.11.3
[INFO] [stderr]   Downloaded gstreamer v0.12.2
[INFO] [stderr]   Downloaded globwalk v0.5.0
[INFO] [stderr]   Downloaded rand_jitter v0.1.2
[INFO] [stderr]   Downloaded gstreamer-base-sys v0.6.2
[INFO] [stderr]   Downloaded glib v0.6.1
[INFO] [stderr]   Downloaded float-cmp v0.4.0
[INFO] [stderr]   Downloaded gobject-sys v0.7.0
[INFO] [stderr]   Downloaded gstreamer-sys v0.6.2
[INFO] [stderr]   Downloaded ignore v0.4.6
[INFO] [stderr]   Downloaded gstreamer-app-sys v0.6.2
[INFO] [stderr]   Downloaded gstreamer-app v0.12.2
[INFO] [stderr]   Downloaded assert_cmd v0.11.0
[INFO] [stderr]   Downloaded globset v0.4.2
[INFO] [stderr]   Downloaded gstreamer-base v0.12.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f226ca720be350544e82762f2728bc0379730ae2dfe8920f7d6946e75957932
[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" "4f226ca720be350544e82762f2728bc0379730ae2dfe8920f7d6946e75957932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f226ca720be350544e82762f2728bc0379730ae2dfe8920f7d6946e75957932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f226ca720be350544e82762f2728bc0379730ae2dfe8920f7d6946e75957932", kill_on_drop: false }`
[INFO] [stdout] 4f226ca720be350544e82762f2728bc0379730ae2dfe8920f7d6946e75957932
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dd392e35779ee2a4a6549578a8da1c69eab5c0c2a34772a18cfb3a0c3d46c36
[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" "2dd392e35779ee2a4a6549578a8da1c69eab5c0c2a34772a18cfb3a0c3d46c36", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]    Compiling gstreamer v0.12.2
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]    Compiling gstreamer-base v0.12.2
[INFO] [stderr]     Checking muldiv v0.2.0
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking normalize-line-endings v0.2.2
[INFO] [stderr]    Compiling gstreamer-app v0.12.2
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking rand_jitter v0.1.2
[INFO] [stderr]     Checking colored v1.7.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking predicates-tree v1.0.0
[INFO] [stderr]     Checking memchr v2.1.3
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking smallvec v0.6.8
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling glib-sys v0.7.0
[INFO] [stderr]    Compiling gobject-sys v0.7.0
[INFO] [stderr]    Compiling gstreamer-sys v0.6.2
[INFO] [stderr]    Compiling gstreamer-base-sys v0.6.2
[INFO] [stderr]    Compiling gstreamer-app-sys v0.6.2
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr] error: failed to run custom build command for `gstreamer-app-sys v0.6.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/gstreamer-app-sys-49aa5fbe866d05e2/build-script-build` (exit code: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   `"pkg-config" "--libs" "--cflags" "gstreamer-app-1.0 >= 1.8"` did not exit successfully: exit code: 1
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Package gstreamer-app-1.0 was not found in the pkg-config search path.
[INFO] [stderr]   Perhaps you should add the directory containing `gstreamer-app-1.0.pc'
[INFO] [stderr]   to the PKG_CONFIG_PATH environment variable
[INFO] [stderr]   No package 'gstreamer-app-1.0' found
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2dd392e35779ee2a4a6549578a8da1c69eab5c0c2a34772a18cfb3a0c3d46c36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dd392e35779ee2a4a6549578a8da1c69eab5c0c2a34772a18cfb3a0c3d46c36", kill_on_drop: false }`
[INFO] [stdout] 2dd392e35779ee2a4a6549578a8da1c69eab5c0c2a34772a18cfb3a0c3d46c36