[INFO] cloning repository https://github.com/vinc/moros
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vinc/moros" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvinc%2Fmoros", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvinc%2Fmoros'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c10479ac42aa562239c5b2097e5d44e501d93a70
[INFO] testing vinc/moros against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvinc%2Fmoros" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vinc/moros on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vinc/moros
[INFO] finished tweaking git repo https://github.com/vinc/moros
[INFO] tweaked toml for git repo https://github.com/vinc/moros written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/vinc/moros already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded array-macro v1.0.5
[INFO] [stderr]   Downloaded const_fn v0.4.3
[INFO] [stderr]   Downloaded rand_chacha v0.3.0
[INFO] [stderr]   Downloaded time-macros-impl v0.1.1
[INFO] [stderr]   Downloaded base64 v0.13.0
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.19
[INFO] [stderr]   Downloaded standback v0.2.11
[INFO] [stderr]   Downloaded spin v0.5.2
[INFO] [stderr]   Downloaded pc-keyboard v0.5.1
[INFO] [stderr]   Downloaded pic8259_simple v0.2.0
[INFO] [stderr]   Downloaded managed v0.7.2
[INFO] [stderr]   Downloaded aml v0.10.0
[INFO] [stderr]   Downloaded raw-cpuid v8.1.2
[INFO] [stderr]   Downloaded utf8parse v0.2.0
[INFO] [stderr]   Downloaded spin v0.7.0
[INFO] [stderr]   Downloaded volatile v0.2.7
[INFO] [stderr]   Downloaded arrayvec v0.5.2
[INFO] [stderr]   Downloaded hmac v0.7.1
[INFO] [stderr]   Downloaded syn v1.0.48
[INFO] [stderr]   Downloaded vte_generate_state_changes v0.1.1
[INFO] [stderr]   Downloaded acpi v2.1.0
[INFO] [stderr]   Downloaded smoltcp v0.6.0
[INFO] [stderr]   Downloaded cc v1.0.61
[INFO] [stderr]   Downloaded bit_field v0.9.0
[INFO] [stderr]   Downloaded bit_field v0.10.1
[INFO] [stderr]   Downloaded rand v0.8.0
[INFO] [stderr]   Downloaded uart_16550 v0.2.10
[INFO] [stderr]   Downloaded linked_list_allocator v0.8.9
[INFO] [stderr]   Downloaded subtle v1.0.0
[INFO] [stderr]   Downloaded bootloader v0.9.11
[INFO] [stderr]   Downloaded rsdp v1.0.0
[INFO] [stderr]   Downloaded sha2 v0.8.2
[INFO] [stderr]   Downloaded vte v0.9.0
[INFO] [stderr]   Downloaded time-macros v0.1.1
[INFO] [stderr]   Downloaded crypto-mac v0.7.0
[INFO] [stderr]   Downloaded spinning_top v0.1.1
[INFO] [stderr]   Downloaded pbkdf2 v0.3.0
[INFO] [stderr]   Downloaded rand_core v0.6.0
[INFO] [stderr]   Downloaded time v0.2.23
[INFO] [stderr]   Downloaded cpuio v0.3.0
[INFO] [stderr]   Downloaded x86_64 v0.12.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2520909b2de41ad3dfa3230fe04e971a06d01c01f68d43784354f450c90339a1
[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" "2520909b2de41ad3dfa3230fe04e971a06d01c01f68d43784354f450c90339a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2520909b2de41ad3dfa3230fe04e971a06d01c01f68d43784354f450c90339a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2520909b2de41ad3dfa3230fe04e971a06d01c01f68d43784354f450c90339a1", kill_on_drop: false }`
[INFO] [stdout] 2520909b2de41ad3dfa3230fe04e971a06d01c01f68d43784354f450c90339a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9892183892b55871f4d80f837dd28c08c8d45a5f388b4f52868ecb7171cdc718
[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" "9892183892b55871f4d80f837dd28c08c8d45a5f388b4f52868ecb7171cdc718", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stdout] error[E0463]: can't find crate for `core`
[INFO] [stdout]   |
[INFO] [stdout]   = note: the `x86_64-moros-16297811156965629160` target may not be installed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scopeguard`
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0463]: can't find crate for `core`
[INFO] [stdout]   |
[INFO] [stdout]   = note: the `x86_64-moros-16297811156965629160` target may not be installed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `core`
[INFO] [stdout]   |
[INFO] [stdout]   = note: the `x86_64-moros-16297811156965629160` target may not be installed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9892183892b55871f4d80f837dd28c08c8d45a5f388b4f52868ecb7171cdc718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9892183892b55871f4d80f837dd28c08c8d45a5f388b4f52868ecb7171cdc718", kill_on_drop: false }`
[INFO] [stdout] 9892183892b55871f4d80f837dd28c08c8d45a5f388b4f52868ecb7171cdc718