[INFO] cloning repository https://github.com/sam-barr/swindle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sam-barr/swindle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsam-barr%2Fswindle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsam-barr%2Fswindle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e10957cc7ed0572ca77f8b17372c4f8e65f35a87
[INFO] checking sam-barr/swindle against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsam-barr%2Fswindle" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sam-barr/swindle on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sam-barr/swindle
[INFO] finished tweaking git repo https://github.com/sam-barr/swindle
[INFO] tweaked toml for git repo https://github.com/sam-barr/swindle written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/sam-barr/swindle already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lalrpop-util v0.18.1
[INFO] [stderr]   Downloaded llvm-sys v100.0.1
[INFO] [stderr]   Downloaded lalrpop v0.18.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] c056b370d5bcc8e2dca38139e270531d8b47eb4926b3f92b110585b25a2cf9a5
[INFO] running `Command { std: "docker" "start" "-a" "c056b370d5bcc8e2dca38139e270531d8b47eb4926b3f92b110585b25a2cf9a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c056b370d5bcc8e2dca38139e270531d8b47eb4926b3f92b110585b25a2cf9a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c056b370d5bcc8e2dca38139e270531d8b47eb4926b3f92b110585b25a2cf9a5", kill_on_drop: false }`
[INFO] [stdout] c056b370d5bcc8e2dca38139e270531d8b47eb4926b3f92b110585b25a2cf9a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--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] 41bc0f97f6221234219f20788296c816053ea4b0e37c276519f3518ff7d65f6c
[INFO] running `Command { std: "docker" "start" "-a" "41bc0f97f6221234219f20788296c816053ea4b0e37c276519f3518ff7d65f6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]     Checking lalrpop-util v0.18.1
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling llvm-sys v100.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling lalrpop v0.18.1
[INFO] [stderr]    Compiling swindle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read src/../rts/io.ll: No such file or directory (os error 2)
[INFO] [stdout]   --> src/llvm.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     include_bytes!("../rts/io.ll"),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/../rts/rc.ll: No such file or directory (os error 2)
[INFO] [stdout]   --> src/llvm.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     include_bytes!("../rts/rc.ll"),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/../rts/strings.ll: No such file or directory (os error 2)
[INFO] [stdout]   --> src/llvm.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     include_bytes!("../rts/strings.ll"),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/../rts/lists.ll: No such file or directory (os error 2)
[INFO] [stdout]   --> src/llvm.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     include_bytes!("../rts/lists.ll"),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/../rts/io.ll: No such file or directory (os error 2)
[INFO] [stdout]   --> src/llvm.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     include_bytes!("../rts/io.ll"),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/../rts/rc.ll: No such file or directory (os error 2)
[INFO] [stdout]   --> src/llvm.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     include_bytes!("../rts/rc.ll"),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/../rts/strings.ll: No such file or directory (os error 2)
[INFO] [stdout]   --> src/llvm.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     include_bytes!("../rts/strings.ll"),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/../rts/lists.ll: No such file or directory (os error 2)
[INFO] [stdout]   --> src/llvm.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     include_bytes!("../rts/lists.ll"),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `swindle`.
[INFO] [stderr] 
[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: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "41bc0f97f6221234219f20788296c816053ea4b0e37c276519f3518ff7d65f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41bc0f97f6221234219f20788296c816053ea4b0e37c276519f3518ff7d65f6c", kill_on_drop: false }`
[INFO] [stdout] 41bc0f97f6221234219f20788296c816053ea4b0e37c276519f3518ff7d65f6c