[INFO] updating cached repository https://github.com/kballard/alfred-unicode-info
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d355d5565e4664de1b4de5fd8515a24ca9de056e
[INFO] testing kballard/alfred-unicode-info against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkballard%2Falfred-unicode-info" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kballard/alfred-unicode-info on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kballard/alfred-unicode-info
[INFO] finished tweaking git repo https://github.com/kballard/alfred-unicode-info
[INFO] tweaked toml for git repo https://github.com/kballard/alfred-unicode-info written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/kballard/alfred-unicode-info already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b2a236cabdfea5fea412197b451f5b054d03316005d965fff800105e758c5fc
[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" "4b2a236cabdfea5fea412197b451f5b054d03316005d965fff800105e758c5fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b2a236cabdfea5fea412197b451f5b054d03316005d965fff800105e758c5fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b2a236cabdfea5fea412197b451f5b054d03316005d965fff800105e758c5fc", kill_on_drop: false }`
[INFO] [stdout] 4b2a236cabdfea5fea412197b451f5b054d03316005d965fff800105e758c5fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a37aa7bc721ab1206df8785f2d61388d4c69f4ffb6c395ad73e6e08ba401453
[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" "5a37aa7bc721ab1206df8785f2d61388d4c69f4ffb6c395ad73e6e08ba401453", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.11
[INFO] [stderr]    Compiling unicode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling libc v0.2.28
[INFO] [stderr]    Compiling serde_json v1.0.2
[INFO] [stderr]    Compiling alfred v4.0.0
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |             if try!(handle_codepoint(code)) {
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let mut xmlw = try!(alfred::XMLWriter::new(io::stdout()));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     try!(xmlw.write_item(&item));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:65:22
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let mut stdout = try!(xmlw.close());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     try!(stdout.flush());
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:72:20
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let mut xmlw = try!(alfred::XMLWriter::new(io::stdout()));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         try!(xmlw.write_item(&item));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:94:22
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let mut stdout = try!(xmlw.close());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     try!(stdout.flush());
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68.unicode.bls9770u-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68.unicode.bls9770u-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68.unicode.bls9770u-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68.unicode.bls9770u-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68.unicode.bls9770u-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68.unicode.bls9770u-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68.unicode.bls9770u-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68.unicode.bls9770u-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68.unicode.bls9770u-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68.unicode.bls9770u-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68.unicode.bls9770u-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68.unicode.bls9770u-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68.unicode.bls9770u-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68.unicode.bls9770u-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68.unicode.bls9770u-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68.unicode.bls9770u-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68" "/opt/rustwide/target/debug/deps/unicode-c5c60372420ced68.4y8hd99hvdbrmq1n.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-licucore" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/liblibc-98536c75112eebaf.rlib" "/opt/rustwide/target/debug/deps/libalfred-a8993395a688911b.rlib" "/opt/rustwide/target/debug/deps/libserde_json-21b6e653d3010572.rlib" "/opt/rustwide/target/debug/deps/libdtoa-01b69adb7fa4f723.rlib" "/opt/rustwide/target/debug/deps/libitoa-1d1ed3555bea2701.rlib" "/opt/rustwide/target/debug/deps/libserde-85c5ab91e31cacb7.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-f0d166ce20dc31a1.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-5989bcf78182f65e.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-4d6da34bc177af8d.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-10e0d6c948699482.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-c2318e2415657781.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-3815b93ed84badbb.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-d7999143d95238cb.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-c58298a0d40df8b8.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b7de97e2ba6fb4e2.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6f71c9f654d72cce.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-95ea48ddc44a311b.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-7402cd4761aebc14.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-68f423c59dc48a40.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-54580c7798bf2225.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-95a4d456339b7385.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -licucore
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unicode`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "5a37aa7bc721ab1206df8785f2d61388d4c69f4ffb6c395ad73e6e08ba401453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a37aa7bc721ab1206df8785f2d61388d4c69f4ffb6c395ad73e6e08ba401453", kill_on_drop: false }`
[INFO] [stdout] 5a37aa7bc721ab1206df8785f2d61388d4c69f4ffb6c395ad73e6e08ba401453