[INFO] fetching crate easy_safe 0.1.9...
[INFO] checking easy_safe-0.1.9 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate easy_safe 0.1.9 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate easy_safe 0.1.9
[INFO] finished tweaking crates.io crate easy_safe 0.1.9
[INFO] tweaked toml for crates.io crate easy_safe 0.1.9 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate easy_safe 0.1.9 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 32 packages to latest compatible versions
[INFO] [stderr]       Adding predicates v2.1.5 (available: v3.1.3)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0f6272ea45423253e43fa5aa2f4cf92f7c8873d26ebb83fe8737417402fdb613
[INFO] running `Command { std: "docker" "start" "-a" "0f6272ea45423253e43fa5aa2f4cf92f7c8873d26ebb83fe8737417402fdb613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f6272ea45423253e43fa5aa2f4cf92f7c8873d26ebb83fe8737417402fdb613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f6272ea45423253e43fa5aa2f4cf92f7c8873d26ebb83fe8737417402fdb613", kill_on_drop: false }`
[INFO] [stdout] 0f6272ea45423253e43fa5aa2f4cf92f7c8873d26ebb83fe8737417402fdb613
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3d48b9290b0558971a7dfe451f5b17de23b1a039f48eba33586cf048ea16b2e6
[INFO] running `Command { std: "docker" "start" "-a" "3d48b9290b0558971a7dfe451f5b17de23b1a039f48eba33586cf048ea16b2e6", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking predicates-core v1.0.9
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]    Compiling assert_cmd v2.1.1
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking serde_core v1.0.228
[INFO] [stderr]     Checking libc v0.2.177
[INFO] [stderr]     Checking termtree v0.5.1
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking num-traits v0.2.19
[INFO] [stderr]     Checking predicates-tree v1.0.12
[INFO] [stderr]     Checking predicates v3.1.3
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking easy_safe v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `get_name` is never used
[INFO] [stdout]   --> easy_safe_pack/src/mapenv.rs:96:23
[INFO] [stdout]    |
[INFO] [stdout] 54 |     impl MapEnv {
[INFO] [stdout]    |     ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 96 |         pub(crate) fn get_name(&self) -> &String { &self.env.name }
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_name` is never used
[INFO] [stdout]    --> easy_safe_pack/src/mapenv.rs:177:23
[INFO] [stdout]     |
[INFO] [stdout] 135 |     impl LateSaveMapEnv {
[INFO] [stdout]     |     ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 177 |         pub(crate) fn get_name(&self) -> &String { &self.env.name }
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> easy_safe_pack/src/mapenv.rs:39:15
[INFO] [stdout]    |
[INFO] [stdout] 39 |         name: name.parse().unwrap()
[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]   --> easy_safe_pack/src/mapenv.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 key.parse().unwrap(),
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> easy_safe_pack/src/mapenv.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 value.parse().unwrap()
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> easy_safe_pack/src/mapenv.rs:143:17
[INFO] [stdout]     |
[INFO] [stdout] 143 |                 key.parse().unwrap(),
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> easy_safe_pack/src/mapenv.rs:144:17
[INFO] [stdout]     |
[INFO] [stdout] 144 |                 value.parse().unwrap(),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `easy_safe` (lib) due to 5 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3d48b9290b0558971a7dfe451f5b17de23b1a039f48eba33586cf048ea16b2e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d48b9290b0558971a7dfe451f5b17de23b1a039f48eba33586cf048ea16b2e6", kill_on_drop: false }`
[INFO] [stdout] 3d48b9290b0558971a7dfe451f5b17de23b1a039f48eba33586cf048ea16b2e6
