[INFO] cloning repository https://github.com/andreacoi/teachers_schedule
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andreacoi/teachers_schedule" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreacoi%2Fteachers_schedule", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreacoi%2Fteachers_schedule'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed95c9eee93c819c1b6301d8454951bcfcb9c59a
[INFO] building andreacoi/teachers_schedule against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreacoi%2Fteachers_schedule" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andreacoi/teachers_schedule
[INFO] finished tweaking git repo https://github.com/andreacoi/teachers_schedule
[INFO] tweaked toml for git repo https://github.com/andreacoi/teachers_schedule written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andreacoi/teachers_schedule on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andreacoi/teachers_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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cfg-expr v0.17.0
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[INFO] [stderr]   Downloaded gsk4-sys v0.9.2
[INFO] [stderr]   Downloaded gobject-sys v0.20.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d59740cd494159a85bc497539647e97eeb96924a9ab24e19766e22b4dfd80630
[INFO] running `Command { std: "docker" "start" "-a" "d59740cd494159a85bc497539647e97eeb96924a9ab24e19766e22b4dfd80630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d59740cd494159a85bc497539647e97eeb96924a9ab24e19766e22b4dfd80630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d59740cd494159a85bc497539647e97eeb96924a9ab24e19766e22b4dfd80630", kill_on_drop: false }`
[INFO] [stdout] d59740cd494159a85bc497539647e97eeb96924a9ab24e19766e22b4dfd80630
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc1f7a554f268220afe39fb72c4dbce037180e17eb8db1ab8e776ea473decc88
[INFO] running `Command { std: "docker" "start" "-a" "cc1f7a554f268220afe39fb72c4dbce037180e17eb8db1ab8e776ea473decc88", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling hashbrown v0.15.0
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling winnow v0.6.20
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling version-compare v0.2.0
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling proc-macro2 v1.0.88
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling gio v0.20.4
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]    Compiling fallible-iterator v0.3.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling field-offset v0.3.6
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling hashlink v0.9.1
[INFO] [stderr]    Compiling cfg-expr v0.17.0
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling rusqlite v0.32.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling toml v0.8.19
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]    Compiling system-deps v7.0.3
[INFO] [stderr]    Compiling glib-macros v0.20.4
[INFO] [stderr]    Compiling gtk4-macros v0.9.1
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling glib-sys v0.20.4
[INFO] [stderr]    Compiling gobject-sys v0.20.4
[INFO] [stderr]    Compiling gio-sys v0.20.4
[INFO] [stderr]    Compiling cairo-sys-rs v0.20.0
[INFO] [stderr]    Compiling pango-sys v0.20.4
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.20.4
[INFO] [stderr]    Compiling graphene-sys v0.20.4
[INFO] [stderr]    Compiling gdk4-sys v0.9.2
[INFO] [stderr]    Compiling gsk4-sys v0.9.2
[INFO] [stderr]    Compiling gtk4-sys v0.9.2
[INFO] [stderr]    Compiling glib v0.20.4
[INFO] [stderr]    Compiling cairo-rs v0.20.1
[INFO] [stderr]    Compiling graphene-rs v0.20.4
[INFO] [stderr]    Compiling pango v0.20.4
[INFO] [stderr]    Compiling gdk-pixbuf v0.20.4
[INFO] [stderr]    Compiling gdk4 v0.9.2
[INFO] [stderr]    Compiling gsk4 v0.9.2
[INFO] [stderr]    Compiling gtk4 v0.9.2
[INFO] [stderr]    Compiling teachers_schedule v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `check_esistenza_database` and `check_esistenza_tabelle` are never used
[INFO] [stdout]  --> src/db/operazioni.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait OperazioniPreliminariTabelle {
[INFO] [stdout]   |           ---------------------------- methods in this trait
[INFO] [stdout] 6 |     fn check_esistenza_database(&self) -> bool;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     fn check_esistenza_tabelle(&self) -> bool;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/db/connessione.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         fs::create_dir_all(path);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let _ = fs::create_dir_all(path);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `Command { std: "docker" "inspect" "cc1f7a554f268220afe39fb72c4dbce037180e17eb8db1ab8e776ea473decc88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc1f7a554f268220afe39fb72c4dbce037180e17eb8db1ab8e776ea473decc88", kill_on_drop: false }`
[INFO] [stdout] cc1f7a554f268220afe39fb72c4dbce037180e17eb8db1ab8e776ea473decc88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d8d62b40b1be6fe0d6edff2c78c5b95d0868f8134204c71a65dbc9de42b417a
[INFO] running `Command { std: "docker" "start" "-a" "3d8d62b40b1be6fe0d6edff2c78c5b95d0868f8134204c71a65dbc9de42b417a", kill_on_drop: false }`
[INFO] [stderr]    Compiling teachers_schedule v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `check_esistenza_database` and `check_esistenza_tabelle` are never used
[INFO] [stdout]  --> src/db/operazioni.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait OperazioniPreliminariTabelle {
[INFO] [stdout]   |           ---------------------------- methods in this trait
[INFO] [stdout] 6 |     fn check_esistenza_database(&self) -> bool;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     fn check_esistenza_tabelle(&self) -> bool;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/db/connessione.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         fs::create_dir_all(path);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let _ = fs::create_dir_all(path);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "3d8d62b40b1be6fe0d6edff2c78c5b95d0868f8134204c71a65dbc9de42b417a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d8d62b40b1be6fe0d6edff2c78c5b95d0868f8134204c71a65dbc9de42b417a", kill_on_drop: false }`
[INFO] [stdout] 3d8d62b40b1be6fe0d6edff2c78c5b95d0868f8134204c71a65dbc9de42b417a