[INFO] cloning repository https://github.com/magnesium-lang/scratch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/magnesium-lang/scratch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagnesium-lang%2Fscratch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagnesium-lang%2Fscratch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 126aac1e82f033f387cc4b0ed74ffc1e23a7797e
[INFO] checking magnesium-lang/scratch against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagnesium-lang%2Fscratch" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/magnesium-lang/scratch on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/magnesium-lang/scratch
[INFO] finished tweaking git repo https://github.com/magnesium-lang/scratch
[INFO] tweaked toml for git repo https://github.com/magnesium-lang/scratch written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/magnesium-lang/scratch already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2a08151a465b592fd27554d0aa5006974fed122f20434278f73769b7416ca77
[INFO] running `Command { std: "docker" "start" "-a" "f2a08151a465b592fd27554d0aa5006974fed122f20434278f73769b7416ca77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2a08151a465b592fd27554d0aa5006974fed122f20434278f73769b7416ca77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a08151a465b592fd27554d0aa5006974fed122f20434278f73769b7416ca77", kill_on_drop: false }`
[INFO] [stdout] f2a08151a465b592fd27554d0aa5006974fed122f20434278f73769b7416ca77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fab5c20edb970b635533bf26a27c922b8cdc5563dbf384ae2bc3c44936e542e3
[INFO] running `Command { std: "docker" "start" "-a" "fab5c20edb970b635533bf26a27c922b8cdc5563dbf384ae2bc3c44936e542e3", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking move-test v0.1.0 (/opt/rustwide/workdir/move-test)
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking compose-test v0.1.0 (/opt/rustwide/workdir/compose-test)
[INFO] [stdout] error: functions with the "rust-call" ABI must take a single non-self argument that is a tuple
[INFO] [stdout]   --> compose-test/src/main.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     extern "rust-call" fn call_once(self, args: String) -> Self::Output {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: functions with the "rust-call" ABI must take a single non-self argument that is a tuple
[INFO] [stdout]   --> compose-test/src/main.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     extern "rust-call" fn call_mut(&mut self, args: String) -> Self::Output {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compose-test` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: functions with the "rust-call" ABI must take a single non-self argument that is a tuple
[INFO] [stdout]   --> compose-test/src/main.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     extern "rust-call" fn call_once(self, args: String) -> Self::Output {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: functions with the "rust-call" ABI must take a single non-self argument that is a tuple
[INFO] [stdout]   --> compose-test/src/main.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     extern "rust-call" fn call_mut(&mut self, args: String) -> Self::Output {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fab5c20edb970b635533bf26a27c922b8cdc5563dbf384ae2bc3c44936e542e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fab5c20edb970b635533bf26a27c922b8cdc5563dbf384ae2bc3c44936e542e3", kill_on_drop: false }`
[INFO] [stdout] fab5c20edb970b635533bf26a27c922b8cdc5563dbf384ae2bc3c44936e542e3