[INFO] cloning repository https://github.com/kyren/luster
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kyren/luster" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyren%2Fluster", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyren%2Fluster'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05fc0a27c08ef4bded729c4c9e311c5bb46dc363
[INFO] testing kyren/luster against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyren%2Fluster" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kyren/luster on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kyren/luster
[INFO] finished tweaking git repo https://github.com/kyren/luster
[INFO] tweaked toml for git repo https://github.com/kyren/luster written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 4f41e98e3c40ac195d9f97285f456219f6b67382a4263a1e562bf1c8bc82cb64
[INFO] running `Command { std: "docker" "start" "-a" "4f41e98e3c40ac195d9f97285f456219f6b67382a4263a1e562bf1c8bc82cb64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f41e98e3c40ac195d9f97285f456219f6b67382a4263a1e562bf1c8bc82cb64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f41e98e3c40ac195d9f97285f456219f6b67382a4263a1e562bf1c8bc82cb64", kill_on_drop: false }`
[INFO] [stdout] 4f41e98e3c40ac195d9f97285f456219f6b67382a4263a1e562bf1c8bc82cb64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae23d0eb099bcb38cda2b7367e62f2e906f244c630e06f4a3b7201a5b8de42a2
[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" "ae23d0eb099bcb38cda2b7367e62f2e906f244c630e06f4a3b7201a5b8de42a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling gc-arena-derive v0.2.0
[INFO] [stderr]    Compiling gc-arena v0.2.0
[INFO] [stderr]    Compiling gc-sequence v0.2.0
[INFO] [stderr]    Compiling rustyline v5.0.6
[INFO] [stderr]    Compiling luster v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.72s
[INFO] running `Command { std: "docker" "inspect" "ae23d0eb099bcb38cda2b7367e62f2e906f244c630e06f4a3b7201a5b8de42a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae23d0eb099bcb38cda2b7367e62f2e906f244c630e06f4a3b7201a5b8de42a2", kill_on_drop: false }`
[INFO] [stdout] ae23d0eb099bcb38cda2b7367e62f2e906f244c630e06f4a3b7201a5b8de42a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40165e9a1371e2385ecf2edc0f335ce5d1932de76703b8f961e61a4180153af8
[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" "40165e9a1371e2385ecf2edc0f335ce5d1932de76703b8f961e61a4180153af8", kill_on_drop: false }`
[INFO] [stderr]    Compiling luster v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.68s
[INFO] running `Command { std: "docker" "inspect" "40165e9a1371e2385ecf2edc0f335ce5d1932de76703b8f961e61a4180153af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40165e9a1371e2385ecf2edc0f335ce5d1932de76703b8f961e61a4180153af8", kill_on_drop: false }`
[INFO] [stdout] 40165e9a1371e2385ecf2edc0f335ce5d1932de76703b8f961e61a4180153af8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] 7ce8972873fd2299213592b7d81675d1de7bd55c0e5ffdcd1cc4ad67169b4c47
[INFO] running `Command { std: "docker" "start" "-a" "7ce8972873fd2299213592b7d81675d1de7bd55c0e5ffdcd1cc4ad67169b4c47", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/luster-a2747757820060c7
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/compiler-abf9821ad32fe33d
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/luster-da5cc42a2c170e46
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/callback-72f4884617f341de
[INFO] [stdout] test callback ... ok
[INFO] [stdout] test tail_call_trivial_callback ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/error-cfb03de81cf9dc2a
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test error_unwind ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/io-162f8be3422b8823
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_skip_prefix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lexer-8b5d559c0204ef0f
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test comments ... ok
[INFO] [stdout] test ops ... ok
[INFO] [stdout] test long_string ... ok
[INFO] [stdout] test short_string ... ok
[INFO] [stdout] test words ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/parser-52e56c9f88f450d0
[INFO] [stdout] test numerals ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_function_call ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/suite-b2a680bd99aee2f0
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] parsing all files in './tests/parsing'
[INFO] [stdout] test test_suite_parsing ... ok
[INFO] [stdout] running all files in './tests/running'
[INFO] [stdout] running file "./tests/running/pcall.lua"
[INFO] [stdout] running file "./tests/running/coroutine.lua"
[INFO] [stdout] running file "./tests/running/scope.lua"
[INFO] [stdout] running file "./tests/running/for.lua"
[INFO] [stdout] running file "./tests/running/multi.lua"
[INFO] [stdout] running file "./tests/running/math.lua"
[INFO] [stdout] running file "./tests/running/environment.lua"
[INFO] [stdout] running file "./tests/running/string.lua"
[INFO] [stdout] running file "./tests/running/table.lua"
[INFO] [stdout] running file "./tests/running/methods.lua"
[INFO] [stdout] running file "./tests/running/expression_order.lua"
[INFO] [stdout] running file "./tests/running/goto.lua"
[INFO] [stdout] running file "./tests/running/basic.lua"
[INFO] [stdout] running file "./tests/running/repeat.lua"
[INFO] [stdout] running file "./tests/running/varargs.lua"
[INFO] [stdout] running file "./tests/running/jumps_close_upvalues.lua"
[INFO] [stdout] running file "./tests/running/bit.lua"
[INFO] [stdout] running file "./tests/running/tailcall.lua"
[INFO] [stdout] running file "./tests/running/while.lua"
[INFO] [stdout] running file "./tests/running/operators.lua"
[INFO] [stdout] running file "./tests/running/upvalues.lua"
[INFO] [stdout] running file "./tests/running/if.lua"
[INFO] [stdout] test test_suite_running ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests luster
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7ce8972873fd2299213592b7d81675d1de7bd55c0e5ffdcd1cc4ad67169b4c47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ce8972873fd2299213592b7d81675d1de7bd55c0e5ffdcd1cc4ad67169b4c47", kill_on_drop: false }`
[INFO] [stdout] 7ce8972873fd2299213592b7d81675d1de7bd55c0e5ffdcd1cc4ad67169b4c47