[INFO] cloning repository https://github.com/Fran314/bbup-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Fran314/bbup-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFran314%2Fbbup-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFran314%2Fbbup-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b672b907e28efd27aa46161dca3c37faa1984d15
[INFO] checking Fran314/bbup-rs against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFran314%2Fbbup-rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Fran314/bbup-rs
[INFO] finished tweaking git repo https://github.com/Fran314/bbup-rs
[INFO] tweaked toml for git repo https://github.com/Fran314/bbup-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Fran314/bbup-rs on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Fran314/bbup-rs 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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]   |
[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] 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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d13fedeafa8d299cfc1b10e0103b29b3e60803504da875a5b604c679f32dc9f8
[INFO] running `Command { std: "docker" "start" "-a" "d13fedeafa8d299cfc1b10e0103b29b3e60803504da875a5b604c679f32dc9f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d13fedeafa8d299cfc1b10e0103b29b3e60803504da875a5b604c679f32dc9f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d13fedeafa8d299cfc1b10e0103b29b3e60803504da875a5b604c679f32dc9f8", kill_on_drop: false }`
[INFO] [stdout] d13fedeafa8d299cfc1b10e0103b29b3e60803504da875a5b604c679f32dc9f8
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8efa1a6fbb4df65eddfbdba3dd4b7c816ca191010dd0a1871e5eb6b3e45322ea
[INFO] running `Command { std: "docker" "start" "-a" "8efa1a6fbb4df65eddfbdba3dd4b7c816ca191010dd0a1871e5eb6b3e45322ea", 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]   |
[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 libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking ssh_tunnel v0.0.0 (/opt/rustwide/workdir/lib/ssh_tunnel)
[INFO] [stderr]     Checking input v0.0.0 (/opt/rustwide/workdir/lib/input)
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking filetime v0.2.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking console v0.15.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling clap_derive v3.2.17
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking clap v3.2.17
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking ior v0.0.0 (/opt/rustwide/workdir/lib/ior)
[INFO] [stderr]     Checking hasher v0.0.0 (/opt/rustwide/workdir/lib/hasher)
[INFO] [stderr]     Checking abst_fs v0.0.0 (/opt/rustwide/workdir/lib/abst_fs)
[INFO] [stderr]     Checking fs_vcs v0.0.0 (/opt/rustwide/workdir/lib/fs_vcs)
[INFO] [stderr]     Checking bbup v0.1.1 (/opt/rustwide/workdir/bbup)
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]     --> lib/fs_vcs/src/actions.rs:1308:67
[INFO] [stdout]      |
[INFO] [stdout] 1308 |             t.add_dir("both-added-dir", (1667759241, 483275199), |t| {
[INFO] [stdout]      |                                                                   ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]     --> lib/fs_vcs/src/actions.rs:1218:67
[INFO] [stdout]      |
[INFO] [stdout] 1218 |             t.add_dir("both-added-dir", (1667759241, 483275199), |t| {
[INFO] [stdout]      |                                                                   ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_get_actions_or_conflicts` is never used
[INFO] [stdout]     --> lib/fs_vcs/src/actions.rs:1132:8
[INFO] [stdout]      |
[INFO] [stdout] 1132 |     fn test_get_actions_or_conflicts() {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> bbup/src/bin/bbup-server/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         archive_root: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> bbup/src/bin/bbup-server/main.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     home_dir: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bbup` (bin "bbup-server") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> bbup/src/bin/bbup-server/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         archive_root: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> bbup/src/bin/bbup-server/main.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     home_dir: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bbup` (bin "bbup-server" test) due to 2 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> bbup/src/bin/bbup/main.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         endpoint: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> bbup/src/bin/bbup/main.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     home_dir: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> bbup/src/bin/bbup/main.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     cwd: Option<String>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bbup` (bin "bbup") due to 3 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> bbup/src/bin/bbup/main.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         endpoint: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bbup` (bin "bbup" test) due to 3 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> bbup/src/bin/bbup/main.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     home_dir: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> bbup/src/bin/bbup/main.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     cwd: Option<String>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8efa1a6fbb4df65eddfbdba3dd4b7c816ca191010dd0a1871e5eb6b3e45322ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8efa1a6fbb4df65eddfbdba3dd4b7c816ca191010dd0a1871e5eb6b3e45322ea", kill_on_drop: false }`
[INFO] [stdout] 8efa1a6fbb4df65eddfbdba3dd4b7c816ca191010dd0a1871e5eb6b3e45322ea
