[INFO] cloning repository https://github.com/konceptosociala/naukma_schedule
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/konceptosociala/naukma_schedule" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkonceptosociala%2Fnaukma_schedule", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkonceptosociala%2Fnaukma_schedule'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8811668e972956853a65e0685efeb86ff589dd8
[INFO] checking konceptosociala/naukma_schedule against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkonceptosociala%2Fnaukma_schedule" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/konceptosociala/naukma_schedule on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/konceptosociala/naukma_schedule
[INFO] finished tweaking git repo https://github.com/konceptosociala/naukma_schedule
[INFO] tweaked toml for git repo https://github.com/konceptosociala/naukma_schedule written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/konceptosociala/naukma_schedule 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded validator v0.16.1
[INFO] [stderr]   Downloaded validator_types v0.16.0
[INFO] [stderr]   Downloaded validator_derive v0.16.0
[INFO] [stderr]   Downloaded regex v1.9.6
[INFO] [stderr]   Downloaded codepage v0.1.1
[INFO] [stderr]   Downloaded aho-corasick v1.1.1
[INFO] [stderr]   Downloaded calamine v0.22.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.49
[INFO] [stderr]   Downloaded thiserror v1.0.49
[INFO] [stderr]   Downloaded if_chain v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a319e7b65520b37a87b38539e839ff6194dbef3d0803496e02414139dc6e6094
[INFO] running `Command { std: "docker" "start" "-a" "a319e7b65520b37a87b38539e839ff6194dbef3d0803496e02414139dc6e6094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a319e7b65520b37a87b38539e839ff6194dbef3d0803496e02414139dc6e6094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a319e7b65520b37a87b38539e839ff6194dbef3d0803496e02414139dc6e6094", kill_on_drop: false }`
[INFO] [stdout] a319e7b65520b37a87b38539e839ff6194dbef3d0803496e02414139dc6e6094
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5db418cdb9634d5d0a974df0867f700f360797523fbaf693eae887880c029b9c
[INFO] running `Command { std: "docker" "start" "-a" "5db418cdb9634d5d0a974df0867f700f360797523fbaf693eae887880c029b9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]    Compiling if_chain v1.0.2
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking codepage v0.1.1
[INFO] [stderr]     Checking quick-xml v0.30.0
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking clap_builder v4.4.6
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking flate2 v1.0.27
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking zip v0.6.6
[INFO] [stderr]     Checking regex-automata v0.3.9
[INFO] [stderr]    Compiling validator_types v0.16.0
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]     Checking regex v1.9.6
[INFO] [stderr]    Compiling validator_derive v0.16.0
[INFO] [stderr]     Checking clap v4.4.6
[INFO] [stderr]     Checking serde_json v1.0.107
[INFO] [stderr]     Checking calamine v0.22.0
[INFO] [stderr]     Checking validator v0.16.1
[INFO] [stderr]     Checking naukma_schedule v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.14s
[INFO] running `Command { std: "docker" "inspect" "5db418cdb9634d5d0a974df0867f700f360797523fbaf693eae887880c029b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5db418cdb9634d5d0a974df0867f700f360797523fbaf693eae887880c029b9c", kill_on_drop: false }`
[INFO] [stdout] 5db418cdb9634d5d0a974df0867f700f360797523fbaf693eae887880c029b9c
[INFO] checking konceptosociala/naukma_schedule against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkonceptosociala%2Fnaukma_schedule" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/konceptosociala/naukma_schedule on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/konceptosociala/naukma_schedule
[INFO] finished tweaking git repo https://github.com/konceptosociala/naukma_schedule
[INFO] tweaked toml for git repo https://github.com/konceptosociala/naukma_schedule written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/konceptosociala/naukma_schedule 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] deb3fbd3654bc9c4db5779a226a53955898af1e1a49b56671742145fe27546b0
[INFO] running `Command { std: "docker" "start" "-a" "deb3fbd3654bc9c4db5779a226a53955898af1e1a49b56671742145fe27546b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "deb3fbd3654bc9c4db5779a226a53955898af1e1a49b56671742145fe27546b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deb3fbd3654bc9c4db5779a226a53955898af1e1a49b56671742145fe27546b0", kill_on_drop: false }`
[INFO] [stdout] deb3fbd3654bc9c4db5779a226a53955898af1e1a49b56671742145fe27546b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5eaa88e8dbeee15fd38e05f600c96f75a5f0ab0c37f730245414a21e9eb9edd1
[INFO] running `Command { std: "docker" "start" "-a" "5eaa88e8dbeee15fd38e05f600c96f75a5f0ab0c37f730245414a21e9eb9edd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]    Compiling if_chain v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking codepage v0.1.1
[INFO] [stderr]     Checking quick-xml v0.30.0
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking flate2 v1.0.27
[INFO] [stderr]     Checking clap_builder v4.4.6
[INFO] [stderr]     Checking zip v0.6.6
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling regex-automata v0.3.9
[INFO] [stderr]    Compiling validator_types v0.16.0
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]     Checking regex v1.9.6
[INFO] [stderr]    Compiling validator_derive v0.16.0
[INFO] [stderr]     Checking clap v4.4.6
[INFO] [stderr]     Checking serde_json v1.0.107
[INFO] [stderr]     Checking calamine v0.22.0
[INFO] [stderr]     Checking validator v0.16.1
[INFO] [stderr]     Checking naukma_schedule v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.11s
[INFO] running `Command { std: "docker" "inspect" "5eaa88e8dbeee15fd38e05f600c96f75a5f0ab0c37f730245414a21e9eb9edd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eaa88e8dbeee15fd38e05f600c96f75a5f0ab0c37f730245414a21e9eb9edd1", kill_on_drop: false }`
[INFO] [stdout] 5eaa88e8dbeee15fd38e05f600c96f75a5f0ab0c37f730245414a21e9eb9edd1