[INFO] cloning repository https://github.com/pop-os/cosmic-session
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pop-os/cosmic-session" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpop-os%2Fcosmic-session", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpop-os%2Fcosmic-session'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5d9c58746511d072ab6817ff281ec3db666b60c
[INFO] checking pop-os/cosmic-session against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpop-os%2Fcosmic-session" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pop-os/cosmic-session on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pop-os/cosmic-session
[INFO] finished tweaking git repo https://github.com/pop-os/cosmic-session
[INFO] tweaked toml for git repo https://github.com/pop-os/cosmic-session written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pop-os/cosmic-session 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/cosmic-notifications`
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/launch-pad`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.63
[INFO] [stderr]   Downloaded equivalent v1.0.0
[INFO] [stderr]   Downloaded winnow v0.4.7
[INFO] [stderr]   Downloaded serde_derive v1.0.166
[INFO] [stderr]   Downloaded toml_edit v0.19.12
[INFO] [stderr]   Downloaded blocking v1.3.1
[INFO] [stderr]   Downloaded regex v1.9.0
[INFO] [stderr]   Downloaded async-process v1.7.0
[INFO] [stderr]   Downloaded async-signals v0.4.0
[INFO] [stderr]   Downloaded nix v0.23.2
[INFO] [stderr]   Downloaded thiserror-impl v1.0.41
[INFO] [stderr]   Downloaded regex-automata v0.3.0
[INFO] [stderr]   Downloaded thiserror v1.0.41
[INFO] [stderr]   Downloaded log-panics v2.1.0
[INFO] [stderr]   Downloaded sendfd v0.4.3
[INFO] [stderr]   Downloaded tracing-journald v0.3.0
[INFO] [stderr]   Downloaded async-trait v0.1.71
[INFO] [stderr]   Downloaded serde_repr v0.1.14
[INFO] [stderr]   Downloaded regex-syntax v0.7.3
[INFO] [stderr]   Downloaded pin-project-lite v0.2.10
[INFO] [stderr]   Downloaded syn v2.0.23
[INFO] [stderr]   Downloaded serde v1.0.166
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44b34119f21ae1aa21f6f920c09ff1c0d80be749424c982ab50acc1f412bce2b
[INFO] running `Command { std: "docker" "start" "-a" "44b34119f21ae1aa21f6f920c09ff1c0d80be749424c982ab50acc1f412bce2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44b34119f21ae1aa21f6f920c09ff1c0d80be749424c982ab50acc1f412bce2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44b34119f21ae1aa21f6f920c09ff1c0d80be749424c982ab50acc1f412bce2b", kill_on_drop: false }`
[INFO] [stdout] 44b34119f21ae1aa21f6f920c09ff1c0d80be749424c982ab50acc1f412bce2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4924e9c1e9087beb31285f24fb7f5d32de643b5fbd76f3b6b77f341e1d60ebef
[INFO] running `Command { std: "docker" "start" "-a" "4924e9c1e9087beb31285f24fb7f5d32de643b5fbd76f3b6b77f341e1d60ebef", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling equivalent v1.0.0
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling serde v1.0.166
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling winnow v0.4.7
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.7.3
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling thiserror v1.0.41
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]    Compiling async-trait v0.1.71
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]    Compiling rustix v0.38.13
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking async-broadcast v0.5.1
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking regex-automata v0.3.0
[INFO] [stderr]     Checking ordered-stream v0.2.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling toml_edit v0.19.12
[INFO] [stderr]     Checking itertools v0.12.0
[INFO] [stderr]     Checking regex v1.9.0
[INFO] [stderr]     Checking addr2line v0.20.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking xdg-home v1.0.0
[INFO] [stderr]     Checking log-panics v2.1.0
[INFO] [stderr]     Checking async-signals v0.4.0
[INFO] [stderr]    Compiling zvariant_utils v1.0.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling serde_derive v1.0.166
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling enumflags2_derive v0.7.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.41
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling async-recursion v1.0.4
[INFO] [stderr]    Compiling serde_repr v0.1.14
[INFO] [stderr]    Compiling zvariant_derive v3.15.0
[INFO] [stderr]    Compiling zbus_macros v3.14.1
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking tracing-journald v0.3.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking sendfd v0.4.3
[INFO] [stderr]     Checking launch-pad v0.1.0 (https://github.com/pop-os/launch-pad#699fd180)
[INFO] [stderr]     Checking enumflags2 v0.7.7
[INFO] [stderr]     Checking cosmic-notifications-util v0.1.0 (https://github.com/pop-os/cosmic-notifications#bca2352c)
[INFO] [stderr]     Checking serde_json v1.0.100
[INFO] [stderr]     Checking zvariant v3.15.0
[INFO] [stderr]     Checking zbus_names v2.6.0
[INFO] [stderr]     Checking zbus v3.14.1
[INFO] [stderr]     Checking cosmic-session v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.27s
[INFO] running `Command { std: "docker" "inspect" "4924e9c1e9087beb31285f24fb7f5d32de643b5fbd76f3b6b77f341e1d60ebef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4924e9c1e9087beb31285f24fb7f5d32de643b5fbd76f3b6b77f341e1d60ebef", kill_on_drop: false }`
[INFO] [stdout] 4924e9c1e9087beb31285f24fb7f5d32de643b5fbd76f3b6b77f341e1d60ebef