[INFO] fetching crate wolf-graph 0.1.0...
[INFO] checking wolf-graph-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate wolf-graph 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate wolf-graph 0.1.0
[INFO] finished tweaking crates.io crate wolf-graph 0.1.0
[INFO] tweaked toml for crates.io crate wolf-graph 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wolf-graph 0.1.0 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 33 packages to latest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[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] 7b8b75e13b7aa1589c2906b324edfff4b28da8ca290b4afd516f4e10aa68040b
[INFO] running `Command { std: "docker" "start" "-a" "7b8b75e13b7aa1589c2906b324edfff4b28da8ca290b4afd516f4e10aa68040b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b8b75e13b7aa1589c2906b324edfff4b28da8ca290b4afd516f4e10aa68040b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b8b75e13b7aa1589c2906b324edfff4b28da8ca290b4afd516f4e10aa68040b", kill_on_drop: false }`
[INFO] [stdout] 7b8b75e13b7aa1589c2906b324edfff4b28da8ca290b4afd516f4e10aa68040b
[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] aec4119286e8fa6e119fa1cb426415c14ed6dff9c41b505de325d025265fdcdf
[INFO] running `Command { std: "docker" "start" "-a" "aec4119286e8fa6e119fa1cb426415c14ed6dff9c41b505de325d025265fdcdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking serde_test v1.0.177
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]     Checking fuid v2.0.0
[INFO] [stderr]     Checking wolf-graph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ids::EdgeID, Infallible>
[INFO] [stdout]   --> src/macros.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         $crate::EdgeID::try_from($s).unwrap()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/details/edge.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |             id: eid!("EdgeID"),
[INFO] [stdout]    |                 -------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the macro `eid` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ids::NodeID, Infallible>
[INFO] [stdout]   --> src/macros.rs:5:9
[INFO] [stdout]    |
[INFO] [stdout]  5 |         $crate::NodeID::try_from($s).unwrap()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/details/edge.rs:90:21
[INFO] [stdout]    |
[INFO] [stdout] 90 |             source: nid!("Source"),
[INFO] [stdout]    |                     -------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `nid` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ids::NodeID, Infallible>
[INFO] [stdout]   --> src/macros.rs:5:9
[INFO] [stdout]    |
[INFO] [stdout]  5 |         $crate::NodeID::try_from($s).unwrap()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/details/edge.rs:91:21
[INFO] [stdout]    |
[INFO] [stdout] 91 |             target: nid!("Target"),
[INFO] [stdout]    |                     -------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `nid` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ids::EdgeID, Infallible>
[INFO] [stdout]    --> src/macros.rs:13:9
[INFO] [stdout]     |
[INFO] [stdout]  13 |         $crate::EdgeID::try_from($s).unwrap()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/details/edge.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |             id: eid!("EdgeID"),
[INFO] [stdout]     |                 -------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `eid` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ids::NodeID, Infallible>
[INFO] [stdout]    --> src/macros.rs:5:9
[INFO] [stdout]     |
[INFO] [stdout]   5 |         $crate::NodeID::try_from($s).unwrap()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/details/edge.rs:118:21
[INFO] [stdout]     |
[INFO] [stdout] 118 |             source: nid!("Source"),
[INFO] [stdout]     |                     -------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `nid` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ids::NodeID, Infallible>
[INFO] [stdout]    --> src/macros.rs:5:9
[INFO] [stdout]     |
[INFO] [stdout]   5 |         $crate::NodeID::try_from($s).unwrap()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/details/edge.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |             target: nid!("Target"),
[INFO] [stdout]     |                     -------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `nid` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ids::NodeID, Infallible>
[INFO] [stdout]    --> src/macros.rs:5:9
[INFO] [stdout]     |
[INFO] [stdout]   5 |         $crate::NodeID::try_from($s).unwrap()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/details/node.rs:145:41
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let node: Node<i32> = Node::new(nid!("NodeA"), 99);
[INFO] [stdout]     |                                         ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `nid` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ids::NodeID, Infallible>
[INFO] [stdout]    --> src/macros.rs:5:9
[INFO] [stdout]     |
[INFO] [stdout]   5 |         $crate::NodeID::try_from($s).unwrap()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/details/node.rs:160:40
[INFO] [stdout]     |
[INFO] [stdout] 160 |         let node: Node<()> = Node::new(nid!("NodeB"), ());
[INFO] [stdout]     |                                        ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `nid` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ids::NodeID, Infallible>
[INFO] [stdout]    --> src/macros.rs:5:9
[INFO] [stdout]     |
[INFO] [stdout]   5 |         $crate::NodeID::try_from($s).unwrap()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/details/node.rs:172:41
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let node: Node<i32> = Node::new(nid!("NodeA"), 99);
[INFO] [stdout]     |                                         ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `nid` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ids::NodeID, Infallible>
[INFO] [stdout]    --> src/macros.rs:5:9
[INFO] [stdout]     |
[INFO] [stdout]   5 |         $crate::NodeID::try_from($s).unwrap()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/details/node.rs:182:40
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let node: Node<()> = Node::new(nid!("NodeB"), ());
[INFO] [stdout]     |                                        ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `nid` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ids::NodeID, Infallible>
[INFO] [stdout]   --> src/macros.rs:5:9
[INFO] [stdout]    |
[INFO] [stdout]  5 |         $crate::NodeID::try_from($s).unwrap()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tree.rs:48:65
[INFO] [stdout]    |
[INFO] [stdout] 48 |         Self::new_unchecked(root, Inner::default().adding_node(&nid!("root")).unwrap())
[INFO] [stdout]    |                                                                 ------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `nid` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ids::NodeID, Infallible>
[INFO] [stdout]   --> src/macros.rs:5:9
[INFO] [stdout]    |
[INFO] [stdout]  5 |         $crate::NodeID::try_from($s).unwrap()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tree.rs:52:29
[INFO] [stdout]    |
[INFO] [stdout] 52 |         Self::new_with_root(nid!("root"))
[INFO] [stdout]    |                             ------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `nid` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wolf-graph` (lib test) due to 12 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<NodeID, Infallible>
[INFO] [stdout]   --> src/macros.rs:5:9
[INFO] [stdout]    |
[INFO] [stdout]  5 |         $crate::NodeID::try_from($s).unwrap()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tree.rs:48:65
[INFO] [stdout]    |
[INFO] [stdout] 48 |         Self::new_unchecked(root, Inner::default().adding_node(&nid!("root")).unwrap())
[INFO] [stdout]    |                                                                 ------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the macro `nid` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<NodeID, Infallible>
[INFO] [stdout]   --> src/macros.rs:5:9
[INFO] [stdout]    |
[INFO] [stdout]  5 |         $crate::NodeID::try_from($s).unwrap()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/tree.rs:52:29
[INFO] [stdout]    |
[INFO] [stdout] 52 |         Self::new_with_root(nid!("root"))
[INFO] [stdout]    |                             ------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `nid` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wolf-graph` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "aec4119286e8fa6e119fa1cb426415c14ed6dff9c41b505de325d025265fdcdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aec4119286e8fa6e119fa1cb426415c14ed6dff9c41b505de325d025265fdcdf", kill_on_drop: false }`
[INFO] [stdout] aec4119286e8fa6e119fa1cb426415c14ed6dff9c41b505de325d025265fdcdf