[INFO] cloning repository https://github.com/nilern/BFG
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nilern/BFG" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilern%2FBFG", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilern%2FBFG'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 768fda7e741ef0c3cb70a7f5787a675178cb60e3
[INFO] checking nilern/BFG against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilern%2FBFG" "/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/nilern/BFG on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nilern/BFG
[INFO] finished tweaking git repo https://github.com/nilern/BFG
[INFO] tweaked toml for git repo https://github.com/nilern/BFG written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/nilern/BFG already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dynasm v0.6.0
[INFO] [stderr]   Downloaded dynasmrt v0.6.0
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74b86b1f04b5fb0a1d7f6ed92c5811231eda335723bd90cafa44b9ad3465c8d8
[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" "74b86b1f04b5fb0a1d7f6ed92c5811231eda335723bd90cafa44b9ad3465c8d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74b86b1f04b5fb0a1d7f6ed92c5811231eda335723bd90cafa44b9ad3465c8d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74b86b1f04b5fb0a1d7f6ed92c5811231eda335723bd90cafa44b9ad3465c8d8", kill_on_drop: false }`
[INFO] [stdout] 74b86b1f04b5fb0a1d7f6ed92c5811231eda335723bd90cafa44b9ad3465c8d8
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a25db5fe8ab679c8251548399b96b1067ce9fc6372fa14095a89c313d68840bf
[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" "a25db5fe8ab679c8251548399b96b1067ce9fc6372fa14095a89c313d68840bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking rustc-serialize v0.3.23
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking dynasmrt v0.6.0
[INFO] [stderr]     Checking docopt v0.7.0
[INFO] [stderr]     Checking rustyline v6.0.0
[INFO] [stderr]    Compiling dynasm v0.6.0
[INFO] [stderr]     Checking bfs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/bytecode.rs:216:47
[INFO] [stdout]     |
[INFO] [stdout] 216 | pub fn vm() -> (ExecutableBuffer, Vec<usize>, extern fn(*const i32, usize, *mut u8)) {
[INFO] [stdout]     |                                               ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(missing_abi)]` on by default
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> src/aot.rs:9:53
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn codegen(ir: Vec<Stmt>) -> (ExecutableBuffer, extern fn(*mut u8)) {
[INFO] [stdout]   |                                                     ^ ABI should be specified here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/bytecode.rs:216:47
[INFO] [stdout]     |
[INFO] [stdout] 216 | pub fn vm() -> (ExecutableBuffer, Vec<usize>, extern fn(*const i32, usize, *mut u8)) {
[INFO] [stdout]     |                                               ^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(missing_abi)]` on by default
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> src/aot.rs:9:53
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn codegen(ir: Vec<Stmt>) -> (ExecutableBuffer, extern fn(*mut u8)) {
[INFO] [stdout]   |                                                     ^ ABI should be specified here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bfs`.
[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 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a25db5fe8ab679c8251548399b96b1067ce9fc6372fa14095a89c313d68840bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a25db5fe8ab679c8251548399b96b1067ce9fc6372fa14095a89c313d68840bf", kill_on_drop: false }`
[INFO] [stdout] a25db5fe8ab679c8251548399b96b1067ce9fc6372fa14095a89c313d68840bf