[INFO] cloning repository https://github.com/christheblog/graph-commands
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/christheblog/graph-commands" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristheblog%2Fgraph-commands", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristheblog%2Fgraph-commands'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8eb768dbb81931a57097df8f39892927410333fb
[INFO] testing christheblog/graph-commands against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristheblog%2Fgraph-commands" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/christheblog/graph-commands on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/christheblog/graph-commands
[INFO] finished tweaking git repo https://github.com/christheblog/graph-commands
[INFO] tweaked toml for git repo https://github.com/christheblog/graph-commands written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/christheblog/graph-commands already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0723fefc501c0af1d59defc2339734ef69c358aef557fcf37fe50e23a76bf1ce
[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" "0723fefc501c0af1d59defc2339734ef69c358aef557fcf37fe50e23a76bf1ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0723fefc501c0af1d59defc2339734ef69c358aef557fcf37fe50e23a76bf1ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0723fefc501c0af1d59defc2339734ef69c358aef557fcf37fe50e23a76bf1ce", kill_on_drop: false }`
[INFO] [stdout] 0723fefc501c0af1d59defc2339734ef69c358aef557fcf37fe50e23a76bf1ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", 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] 9496b5b111084ad273986a4a09bb3bbc6d12deb32d5e8170829e6f849458bcc5
[INFO] running `Command { std: "docker" "start" "-a" "9496b5b111084ad273986a4a09bb3bbc6d12deb32d5e8170829e6f849458bcc5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling gc-core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling gc-command v0.1.0 (/opt/rustwide/workdir/command)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> command/src/graph_utils.rs:60:35
[INFO] [stdout]    |
[INFO] [stdout] 60 |         Err(io_err) => Err(io_err.description().to_string()),
[INFO] [stdout]    |                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OVERALL_SCORE`
[INFO] [stdout]  --> command/src/path_formatter.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | const OVERALL_SCORE: &str = "{score}";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OVERALL_SCORE_SHORT`
[INFO] [stdout]  --> command/src/path_formatter.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const OVERALL_SCORE_SHORT: &str = "%S";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NODE_ID`
[INFO] [stdout]  --> command/src/path_formatter.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | const NODE_ID: &str = "{id}";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NODE_ID_SHORT`
[INFO] [stdout]  --> command/src/path_formatter.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | const NODE_ID_SHORT: &str = "%i";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `REPEAT`
[INFO] [stdout]  --> command/src/path_formatter.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | const REPEAT: &str = "...";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> command/src/bin/gc-csp.rs:242:33
[INFO] [stdout]     |
[INFO] [stdout] 242 |     use gc_core::search::a_star;;
[INFO] [stdout]     |                                 ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> command/src/bin/gc-random.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gc-command`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name gc_cycle --edition=2018 command/src/bin/gc-cycle.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=2df6aab6dd0bd1a5 -C extra-filename=-2df6aab6dd0bd1a5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-bd4d63f948751302.rlib --extern gc_command=/opt/rustwide/target/debug/deps/libgc_command-4102813a197e6d52.rlib --extern gc_core=/opt/rustwide/target/debug/deps/libgc_core-8bd5944c24206941.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-97048a7219a9cf01.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-e92083d5a39a8b50.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-f4ad6e006cf46846.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-3c7a98db80b49f8c.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1.gc_random.4955d78e-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1.gc_random.4955d78e-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1.gc_random.4955d78e-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1.gc_random.4955d78e-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1.gc_random.4955d78e-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1.gc_random.4955d78e-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1.gc_random.4955d78e-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1.gc_random.4955d78e-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1.gc_random.4955d78e-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1.gc_random.4955d78e-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1.gc_random.4955d78e-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1.gc_random.4955d78e-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1.gc_random.4955d78e-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1.gc_random.4955d78e-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1.gc_random.4955d78e-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1.gc_random.4955d78e-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1.2fkky1cxdiycefuu.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librand-f4ad6e006cf46846.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-91a944c064fe15dd.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-738bd86a482cf07f.rlib" "/opt/rustwide/target/debug/deps/librand_core-3ee372935f21420e.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-20bfb960b7e4e1bc.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-ffb7f11ad1437080.rlib" "/opt/rustwide/target/debug/deps/libgc_command-4102813a197e6d52.rlib" "/opt/rustwide/target/debug/deps/libclap-bd4d63f948751302.rlib" "/opt/rustwide/target/debug/deps/libvec_map-722fd97eccaa23d7.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-7bc6fdc794dd29ab.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-96cfa22366eb7433.rlib" "/opt/rustwide/target/debug/deps/libstrsim-4659ff817c3bab94.rlib" "/opt/rustwide/target/debug/deps/libbitflags-e09638bf9aca31b4.rlib" "/opt/rustwide/target/debug/deps/libatty-222abe4cd165054d.rlib" "/opt/rustwide/target/debug/deps/liblibc-d4ac09a26f1c0014.rlib" "/opt/rustwide/target/debug/deps/libansi_term-ab5734da97e53ff9.rlib" "/opt/rustwide/target/debug/deps/libgc_core-8bd5944c24206941.rlib" "/opt/rustwide/target/debug/deps/libitertools-97048a7219a9cf01.rlib" "/opt/rustwide/target/debug/deps/libeither-3b65cf9dba3d271a.rlib" "/opt/rustwide/target/debug/deps/libregex-3c7a98db80b49f8c.rlib" "/opt/rustwide/target/debug/deps/libthread_local-3b926810dda75ea6.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-374ddfd1a9688147.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-2060a2a57676c0fb.rlib" "/opt/rustwide/target/debug/deps/libmemchr-471a0917c9740522.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-e92083d5a39a8b50.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-197d933f09d9a590.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-46a006cddfd334f0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b9870310e470b38.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-260022ba8f1ab4ee.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-71377435a799394f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-658ee5924fde57cd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-9e8627da6bd1b94a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-19fdaac49f59be84.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-cb00e2691ea45905.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-50f6726defae5ae1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-2afc16311deea26e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bb5cb0fe086ee8cf.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-896053247b5dfd0b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-735e1f2ac3cf23be.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-9dfb6622644c732c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-beea7d9617fe25c5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8ef7dd43fc671f88.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-a9a3b2ad67977f47.rlib" "-Wl,-Bdynamic" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/gc_random-886c0b28c1f163d1" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: collect2: fatal error: ld terminated with signal 9 [Killed]
[INFO] [stdout]           compilation terminated.
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9496b5b111084ad273986a4a09bb3bbc6d12deb32d5e8170829e6f849458bcc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9496b5b111084ad273986a4a09bb3bbc6d12deb32d5e8170829e6f849458bcc5", kill_on_drop: false }`
[INFO] [stdout] 9496b5b111084ad273986a4a09bb3bbc6d12deb32d5e8170829e6f849458bcc5
