[INFO] fetching crate janus-plugin 0.13.0...
[INFO] testing janus-plugin-0.13.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate janus-plugin 0.13.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate janus-plugin 0.13.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate janus-plugin 0.13.0
[INFO] finished tweaking crates.io crate janus-plugin 0.13.0
[INFO] tweaked toml for crates.io crate janus-plugin 0.13.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7d29d7e68931c0f556f38250998a815581d969667cbe4c47b5446a568933782f
[INFO] running `Command { std: "docker" "start" "-a" "7d29d7e68931c0f556f38250998a815581d969667cbe4c47b5446a568933782f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d29d7e68931c0f556f38250998a815581d969667cbe4c47b5446a568933782f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d29d7e68931c0f556f38250998a815581d969667cbe4c47b5446a568933782f", kill_on_drop: false }`
[INFO] [stdout] 7d29d7e68931c0f556f38250998a815581d969667cbe4c47b5446a568933782f
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abf1ccabf03b9eb4b46130bc274f900e7b6ab03c8f28b00c7217dc9957871b5d
[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" "abf1ccabf03b9eb4b46130bc274f900e7b6ab03c8f28b00c7217dc9957871b5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling jansson-sys v0.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling glib-sys v0.10.1
[INFO] [stderr]    Compiling janus-plugin-sys v0.8.0
[INFO] [stderr]    Compiling janus-plugin v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.35s
[INFO] running `Command { std: "docker" "inspect" "abf1ccabf03b9eb4b46130bc274f900e7b6ab03c8f28b00c7217dc9957871b5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abf1ccabf03b9eb4b46130bc274f900e7b6ab03c8f28b00c7217dc9957871b5d", kill_on_drop: false }`
[INFO] [stdout] abf1ccabf03b9eb4b46130bc274f900e7b6ab03c8f28b00c7217dc9957871b5d
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2d4c1afd5f5f52de9fd04d7505b5e0be8060aa5324624c3e24a8c5ade99aa96
[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" "b2d4c1afd5f5f52de9fd04d7505b5e0be8060aa5324624c3e24a8c5ade99aa96", kill_on_drop: false }`
[INFO] [stderr]    Compiling janus-plugin v0.13.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0.janus_plugin.466fb295-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0.janus_plugin.466fb295-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0.janus_plugin.466fb295-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0.janus_plugin.466fb295-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0.janus_plugin.466fb295-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0.janus_plugin.466fb295-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0.janus_plugin.466fb295-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0.janus_plugin.466fb295-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0.janus_plugin.466fb295-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0.janus_plugin.466fb295-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0.janus_plugin.466fb295-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0.janus_plugin.466fb295-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0.janus_plugin.466fb295-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0.janus_plugin.466fb295-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0.janus_plugin.466fb295-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0.janus_plugin.466fb295-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0.3ps46u5t64nvq32j.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-1ce38cc2ca963dbe.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-44cde79bf84da402.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-4dc925bb53d03412.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-2216cca8b1bb2a2f.rlib" "/opt/rustwide/target/debug/deps/libserde-ca2eddef037d8f42.rlib" "/opt/rustwide/target/debug/deps/libcolored-ba26991771004312.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-f67718dd40129317.rlib" "/opt/rustwide/target/debug/deps/libatty-69ea8e88535eec5a.rlib" "/opt/rustwide/target/debug/deps/libchrono-b58d774625c2e953.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-3dd8c873f5e50baf.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-0c527cb00fdb04f8.rlib" "/opt/rustwide/target/debug/deps/libtime-8e045214eaabb3d0.rlib" "/opt/rustwide/target/debug/deps/libbitflags-603a79344a96ee73.rlib" "/opt/rustwide/target/debug/deps/libjanus_plugin_sys-75981810b05fb328.rlib" "/opt/rustwide/target/debug/deps/libglib_sys-68a96413f4b61dcb.rlib" "/opt/rustwide/target/debug/deps/liblibc-333aa5b90e875ae0.rlib" "/opt/rustwide/target/debug/deps/libjansson_sys-8c6a461b376625b2.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9c44f1fe63de3edb.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-5dfdbb680ac299a1.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-353beaf877db2fdf.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-cd4abd33332d2d3f.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-3b908b5b50ddd80c.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-9cafd3521b5532d3.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-7b0935832903a9ac.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-8a349b13d67c76e3.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-9d41e7cb09eafd8e.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-095194fedb4c0ec4.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-968cf83f088269ec.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-e63bbb95a6beff5c.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-9f216e67c2916fa5.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-4688b763605c6a0e.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a9b2dc3244289321.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-52d5241975807511.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-003d83a588984e1f.rlib" "-Wl,-Bdynamic" "-lglib-2.0" "-ljansson" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/janus_plugin-b451126c6d7d34e0" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -ljansson
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `janus-plugin` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "b2d4c1afd5f5f52de9fd04d7505b5e0be8060aa5324624c3e24a8c5ade99aa96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2d4c1afd5f5f52de9fd04d7505b5e0be8060aa5324624c3e24a8c5ade99aa96", kill_on_drop: false }`
[INFO] [stdout] b2d4c1afd5f5f52de9fd04d7505b5e0be8060aa5324624c3e24a8c5ade99aa96