[INFO] cloning repository https://github.com/lights0123/ice-70098
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lights0123/ice-70098" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flights0123%2Fice-70098", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flights0123%2Fice-70098'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 940769a9a2aaafd1b86191cf5a95e9f2c551077f
[INFO] checking lights0123/ice-70098 against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flights0123%2Fice-70098" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lights0123/ice-70098 on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lights0123/ice-70098
[INFO] finished tweaking git repo https://github.com/lights0123/ice-70098
[INFO] tweaked toml for git repo https://github.com/lights0123/ice-70098 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/lights0123/ice-70098 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ab7cfc111d035b104642f044d4f93e1ee861fd495df989c964a1fad2a34d9a3
[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" "5ab7cfc111d035b104642f044d4f93e1ee861fd495df989c964a1fad2a34d9a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ab7cfc111d035b104642f044d4f93e1ee861fd495df989c964a1fad2a34d9a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ab7cfc111d035b104642f044d4f93e1ee861fd495df989c964a1fad2a34d9a3", kill_on_drop: false }`
[INFO] [stdout] 5ab7cfc111d035b104642f044d4f93e1ee861fd495df989c964a1fad2a34d9a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04cc174f45a259cc0b42fa9f30493d0e74aeecf5dacad92a6a2d0ff2787aee0d
[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" "04cc174f45a259cc0b42fa9f30493d0e74aeecf5dacad92a6a2d0ff2787aee0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking cty v0.2.1
[INFO] [stderr]     Checking cty v0.1.5
[INFO] [stderr]     Checking ndless-sys v0.2.0
[INFO] [stderr]     Checking ndless-static-vars v2.1.0
[INFO] [stderr]     Checking cstr_core v0.1.2
[INFO] [stderr]     Checking embedded-ffi v0.1.2
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling ndless-macros v0.4.0
[INFO] [stderr]     Checking ndless v0.8.5
[INFO] [stderr]     Checking ndless-handler v0.2.1
[INFO] [stderr]     Checking ice-70098 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `ndless_handler` (which `ice_70098` depends on)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: duplicate lang item in crate `std` (which `test` depends on): `oom`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `ndless_handler` (which `ice_70098` depends on)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: duplicate lang item in crate `panic_unwind` (which `std` depends on): `eh_personality`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `ndless_handler` (which `ice_70098` depends on)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ice-70098`.
[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] warning: field is never read: `future`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     future: Pin<Box<dyn Future<Output = T>>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `NUM`
[INFO] [stdout]   --> src/main.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | static NUM: i32 = 5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `do_stuff_working`
[INFO] [stdout]   --> src/main.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | async fn do_stuff_working() -> &'static i32 {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `do_more_stuff_working`
[INFO] [stdout]   --> src/main.rs:63:10
[INFO] [stdout]    |
[INFO] [stdout] 63 | async fn do_more_stuff_working() -> &'static i32 {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "04cc174f45a259cc0b42fa9f30493d0e74aeecf5dacad92a6a2d0ff2787aee0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04cc174f45a259cc0b42fa9f30493d0e74aeecf5dacad92a6a2d0ff2787aee0d", kill_on_drop: false }`
[INFO] [stdout] 04cc174f45a259cc0b42fa9f30493d0e74aeecf5dacad92a6a2d0ff2787aee0d