[INFO] cloning repository https://github.com/FazeelUsmani/spheron
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FazeelUsmani/spheron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFazeelUsmani%2Fspheron", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFazeelUsmani%2Fspheron'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5724e1d90fb8a1acf00a7e8aaec55a34e0aa88c0
[INFO] checking FazeelUsmani/spheron against master#8424f8e8cdf07010967a57584fd647b30e930d4d for pr-120095
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFazeelUsmani%2Fspheron" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FazeelUsmani/spheron on toolchain 8424f8e8cdf07010967a57584fd647b30e930d4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FazeelUsmani/spheron
[INFO] finished tweaking git repo https://github.com/FazeelUsmani/spheron
[INFO] tweaked toml for git repo https://github.com/FazeelUsmani/spheron written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/FazeelUsmani/spheron already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/substrate.git`
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking FazeelUsmani/spheron against try#047472f299946caf090d1b5608ae4bd9f0416256+rustflags=-Ddereferencing_mut_binding for pr-120095
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFazeelUsmani%2Fspheron" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FazeelUsmani/spheron on toolchain 047472f299946caf090d1b5608ae4bd9f0416256
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FazeelUsmani/spheron
[INFO] finished tweaking git repo https://github.com/FazeelUsmani/spheron
[INFO] tweaked toml for git repo https://github.com/FazeelUsmani/spheron written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/FazeelUsmani/spheron already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/substrate.git`
[ERROR] error running command: no output for 300 seconds
[INFO] checking FazeelUsmani/spheron against try#047472f299946caf090d1b5608ae4bd9f0416256+rustflags=-Ddereferencing_mut_binding for pr-120095
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFazeelUsmani%2Fspheron" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FazeelUsmani/spheron on toolchain 047472f299946caf090d1b5608ae4bd9f0416256
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FazeelUsmani/spheron
[INFO] finished tweaking git repo https://github.com/FazeelUsmani/spheron
[INFO] tweaked toml for git repo https://github.com/FazeelUsmani/spheron written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/FazeelUsmani/spheron already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/substrate.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jsonrpsee-core v0.14.0
[INFO] [stderr]   Downloaded jsonrpsee-ws-client v0.14.0
[INFO] [stderr]   Downloaded prometheus-client v0.16.0
[INFO] [stderr]   Downloaded parity-scale-codec v3.1.5
[INFO] [stderr]   Downloaded prometheus-client-derive-text-encode v0.2.0
[INFO] [stderr]   Downloaded slice-group-by v0.3.0
[INFO] [stderr]   Downloaded wasmtime-environ v0.38.1
[INFO] [stderr]   Downloaded jsonrpsee-types v0.14.0
[INFO] [stderr]   Downloaded ss58-registry v1.23.0
[INFO] [stderr]   Downloaded scale-info v2.1.2
[INFO] [stderr]   Downloaded libp2p-deflate v0.34.0
[INFO] [stderr]   Downloaded lz4-sys v1.9.3
[INFO] [stderr]   Downloaded cranelift-codegen v0.85.1
[INFO] [stderr]   Downloaded rustix v0.33.7
[INFO] [stderr]   Downloaded curve25519-dalek v4.0.0-pre.1
[INFO] [stderr]   Downloaded tikv-jemalloc-sys v0.4.3+5.2.1-patched.2
[INFO] [stderr]   Downloaded trie-db v0.23.1
[INFO] [stderr]   Downloaded libp2p-kad v0.38.0
[INFO] [stderr]   Downloaded wasmtime v0.38.1
[INFO] [stderr]   Downloaded libp2p-request-response v0.19.0
[INFO] [stderr]   Downloaded libp2p-identify v0.37.0
[INFO] [stderr]   Downloaded cranelift-wasm v0.85.1
[INFO] [stderr]   Downloaded libp2p-relay v0.10.0
[INFO] [stderr]   Downloaded file-per-thread-logger v0.1.5
[INFO] [stderr]   Downloaded cranelift-frontend v0.85.1
[INFO] [stderr]   Downloaded wasmparser v0.85.0
[INFO] [stderr]   Downloaded futures-rustls v0.22.1
[INFO] [stderr]   Downloaded libp2p-rendezvous v0.7.0
[INFO] [stderr]   Downloaded io-lifetimes v0.7.2
[INFO] [stderr]   Downloaded rustix v0.35.7
[INFO] [stderr]   Downloaded wasm-instrument v0.1.1
[INFO] [stderr]   Downloaded libp2p-swarm v0.37.0
[INFO] [stderr]   Downloaded jsonrpsee-ws-server v0.14.0
[INFO] [stderr]   Downloaded libp2p v0.46.1
[INFO] [stderr]   Downloaded finality-grandpa v0.16.0
[INFO] [stderr]   Downloaded handlebars v4.3.2
[INFO] [stderr]   Downloaded parity-db v0.3.14
[INFO] [stderr]   Downloaded libp2p-autonat v0.5.0
[INFO] [stderr]   Downloaded dtoa v1.0.2
[INFO] [stderr]   Downloaded libp2p-ping v0.37.0
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.85.1
[INFO] [stderr]   Downloaded cranelift-isle v0.85.1
[INFO] [stderr]   Downloaded wasmtime-jit v0.38.1
[INFO] [stderr]   Downloaded ref-cast-impl v1.0.7
[INFO] [stderr]   Downloaded ref-cast v1.0.7
[INFO] [stderr]   Downloaded zeroize v1.5.6
[INFO] [stderr]   Downloaded prost-codec v0.1.0
[INFO] [stderr]   Downloaded cranelift-native v0.85.1
[INFO] [stderr]   Downloaded libp2p-uds v0.33.0
[INFO] [stderr]   Downloaded libp2p-tcp v0.34.0
[INFO] [stderr]   Downloaded jsonrpsee v0.14.0
[INFO] [stderr]   Downloaded prometheus v0.13.1
[INFO] [stderr]   Downloaded blake2s_simd v1.0.0
[INFO] [stderr]   Downloaded parity-util-mem v0.11.0
[INFO] [stderr]   Downloaded wasmi-validation v0.4.1
[INFO] [stderr]   Downloaded cranelift-bforest v0.85.1
[INFO] [stderr]   Downloaded libp2p-websocket v0.36.0
[INFO] [stderr]   Downloaded serde_nanos v0.1.2
[INFO] [stderr]   Downloaded libp2p-plaintext v0.34.0
[INFO] [stderr]   Downloaded libp2p-pnet v0.22.0
[INFO] [stderr]   Downloaded lru v0.7.7
[INFO] [stderr]   Downloaded libp2p-dns v0.34.0
[INFO] [stderr]   Downloaded yamux v0.10.1
[INFO] [stderr]   Downloaded memfd v0.4.1
[INFO] [stderr]   Downloaded wasmi v0.9.1
[INFO] [stderr]   Downloaded wasmtime-cranelift v0.38.1
[INFO] [stderr]   Downloaded regalloc2 v0.2.3
[INFO] [stderr]   Downloaded libp2p-core v0.34.0
[INFO] [stderr]   Downloaded io-lifetimes v0.5.3
[INFO] [stderr]   Downloaded jsonrpsee-http-server v0.14.0
[INFO] [stderr]   Downloaded wasmtime-cache v0.38.1
[INFO] [stderr]   Downloaded libp2p-metrics v0.7.0
[INFO] [stderr]   Downloaded libp2p-noise v0.37.0
[INFO] [stderr]   Downloaded if-watch v1.1.1
[INFO] [stderr]   Downloaded salsa20 v0.9.0
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.85.1
[INFO] [stderr]   Downloaded libp2p-swarm-derive v0.28.0
[INFO] [stderr]   Downloaded libp2p-yamux v0.38.0
[INFO] [stderr]   Downloaded kvdb v0.11.0
[INFO] [stderr]   Downloaded memory-db v0.29.0
[INFO] [stderr]   Downloaded dyn-clone v1.0.7
[INFO] [stderr]   Downloaded wasmtime-types v0.38.1
[INFO] [stderr]   Downloaded kvdb-memorydb v0.11.0
[INFO] [stderr]   Downloaded cid v0.8.5
[INFO] [stderr]   Downloaded libp2p-mdns v0.38.0
[INFO] [stderr]   Downloaded libp2p-mplex v0.34.0
[INFO] [stderr]   Downloaded wasmtime-jit-debug v0.38.1
[INFO] [stderr]   Downloaded libp2p-floodsub v0.37.0
[INFO] [stderr]   Downloaded libp2p-gossipsub v0.39.0
[INFO] [stderr]   Downloaded scale-info-derive v2.1.2
[INFO] [stderr]   Downloaded cranelift-entity v0.85.1
[INFO] [stderr]   Downloaded psm v0.1.19
[INFO] [stderr]   Downloaded libp2p-wasm-ext v0.34.0
[INFO] [stderr]   Downloaded kvdb-rocksdb v0.15.2
[INFO] [stderr]   Downloaded lz4 v1.23.3
[INFO] [stderr]   Downloaded multihash v0.16.2
[INFO] [stderr]   Downloaded jsonrpsee-proc-macros v0.14.0
[INFO] [stderr]   Downloaded jsonrpsee-client-transport v0.14.0
[INFO] [stderr]   Downloaded wasmtime-runtime v0.38.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35a4aaaf8fe7dafbaebe4c0ec534a7892edf56e24444b09a2b529d3ab2851682
[INFO] running `Command { std: "docker" "start" "-a" "35a4aaaf8fe7dafbaebe4c0ec534a7892edf56e24444b09a2b529d3ab2851682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35a4aaaf8fe7dafbaebe4c0ec534a7892edf56e24444b09a2b529d3ab2851682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35a4aaaf8fe7dafbaebe4c0ec534a7892edf56e24444b09a2b529d3ab2851682", kill_on_drop: false }`
[INFO] [stdout] 35a4aaaf8fe7dafbaebe4c0ec534a7892edf56e24444b09a2b529d3ab2851682
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Ddereferencing_mut_binding" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3b54c712aef7c5a4a9edccb1454bb950e7e85bf35e8ba3095987877b86e5162
[INFO] running `Command { std: "docker" "start" "-a" "f3b54c712aef7c5a4a9edccb1454bb950e7e85bf35e8ba3095987877b86e5162", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.142
[INFO] [stderr]    Compiling serde v1.0.142
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `LineColumn` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.40/src/wrapper.rs:485:33
[INFO] [stdout]     |
[INFO] [stdout] 485 |                 let proc_macro::LineColumn { line, column } = s.start();
[INFO] [stdout]     |                                 ^^^^^^^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   + use crate::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout] 1   + use crate::fallback::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `LineColumn`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 485 -                 let proc_macro::LineColumn { line, column } = s.start();
[INFO] [stdout] 485 +                 let LineColumn { line, column } = s.start();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `LineColumn` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.40/src/wrapper.rs:502:33
[INFO] [stdout]     |
[INFO] [stdout] 502 |                 let proc_macro::LineColumn { line, column } = s.end();
[INFO] [stdout]     |                                 ^^^^^^^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   + use crate::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout] 1   + use crate::fallback::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `LineColumn`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 502 -                 let proc_macro::LineColumn { line, column } = s.end();
[INFO] [stdout] 502 +                 let LineColumn { line, column } = s.end();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0422`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f3b54c712aef7c5a4a9edccb1454bb950e7e85bf35e8ba3095987877b86e5162", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3b54c712aef7c5a4a9edccb1454bb950e7e85bf35e8ba3095987877b86e5162", kill_on_drop: false }`
[INFO] [stdout] f3b54c712aef7c5a4a9edccb1454bb950e7e85bf35e8ba3095987877b86e5162