[INFO] fetching crate cargo-tree 0.29.0... [INFO] checking cargo-tree-0.29.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate cargo-tree 0.29.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate cargo-tree 0.29.0 [INFO] finished tweaking crates.io crate cargo-tree 0.29.0 [INFO] tweaked toml for crates.io crate cargo-tree 0.29.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate cargo-tree 0.29.0 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] crate crates.io crate cargo-tree 0.29.0 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] 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] 691e1821c829e3c183bc4aa3de86a48b7517d2d6b2328bd05e68a56306deaec0 [INFO] running `Command { std: "docker" "start" "-a" "691e1821c829e3c183bc4aa3de86a48b7517d2d6b2328bd05e68a56306deaec0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "691e1821c829e3c183bc4aa3de86a48b7517d2d6b2328bd05e68a56306deaec0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "691e1821c829e3c183bc4aa3de86a48b7517d2d6b2328bd05e68a56306deaec0", kill_on_drop: false }` [INFO] [stdout] 691e1821c829e3c183bc4aa3de86a48b7517d2d6b2328bd05e68a56306deaec0 [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] b4b7433c283ac1b34803d49304ffeca9cc82738141d4d9f646b68290489793fd [INFO] running `Command { std: "docker" "start" "-a" "b4b7433c283ac1b34803d49304ffeca9cc82738141d4d9f646b68290489793fd", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling rustversion v1.0.2 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Compiling anyhow v1.0.26 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Checking fixedbitset v0.1.9 [INFO] [stderr] Checking ordermap v0.3.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking petgraph v0.4.13 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking serde_json v1.0.45 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Compiling syn-mid v0.4.0 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling proc-macro-error v0.4.5 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.5 [INFO] [stderr] Compiling structopt-derive v0.4.1 [INFO] [stderr] Checking structopt v0.3.8 [INFO] [stderr] Checking cargo_metadata v0.9.1 [INFO] [stderr] Checking cargo-tree v0.29.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/args.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | / #[structopt(long = "package", short = "p", value_name = "SPEC")] [INFO] [stdout] 22 | | /// Package to be used as the root of the tree [INFO] [stdout] 23 | | pub package: Option, [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 [INFO] [stdout] --> src/args.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | / #[structopt(long = "features", value_name = "FEATURES")] [INFO] [stdout] 25 | | /// Space-separated list of features to activate [INFO] [stdout] 26 | | pub features: Option, [INFO] [stdout] | |________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/args.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | / #[structopt(long = "target", value_name = "TARGET")] [INFO] [stdout] 34 | | /// Set the target triple [INFO] [stdout] 35 | | pub target: Option, [INFO] [stdout] | |______________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/args.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | / #[structopt( [INFO] [stdout] 64 | | long = "format", [INFO] [stdout] 65 | | short = "f", [INFO] [stdout] 66 | | value_name = "FORMAT", [INFO] [stdout] ... | [INFO] [stdout] 69 | | /// Format string used for printing dependencies [INFO] [stdout] 70 | | pub format: String, [INFO] [stdout] | |______________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/args.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | / #[structopt(long = "color", value_name = "WHEN")] [INFO] [stdout] 78 | | /// Coloring: auto, always, never [INFO] [stdout] 79 | | pub color: Option, [INFO] [stdout] | |_____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/args.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 89 | / #[structopt(short = "Z", value_name = "FLAG")] [INFO] [stdout] 90 | | /// Unstable (nightly-only) flags to Cargo [INFO] [stdout] 91 | | pub unstable_flags: Vec, [INFO] [stdout] | |___________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cargo-tree` (bin "cargo-tree" test) due to 6 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 [INFO] [stdout] --> src/args.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | / #[structopt(long = "package", short = "p", value_name = "SPEC")] [INFO] [stdout] 22 | | /// Package to be used as the root of the tree [INFO] [stdout] 23 | | pub package: Option, [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 [INFO] [stdout] --> src/args.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | / #[structopt(long = "features", value_name = "FEATURES")] [INFO] [stdout] 25 | | /// Space-separated list of features to activate [INFO] [stdout] 26 | | pub features: Option, [INFO] [stdout] | |________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/args.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | / #[structopt(long = "target", value_name = "TARGET")] [INFO] [stdout] 34 | | /// Set the target triple [INFO] [stdout] 35 | | pub target: Option, [INFO] [stdout] | |______________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/args.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | / #[structopt( [INFO] [stdout] 64 | | long = "format", [INFO] [stdout] 65 | | short = "f", [INFO] [stdout] 66 | | value_name = "FORMAT", [INFO] [stdout] ... | [INFO] [stdout] 69 | | /// Format string used for printing dependencies [INFO] [stdout] 70 | | pub format: String, [INFO] [stdout] | |______________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/args.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | / #[structopt(long = "color", value_name = "WHEN")] [INFO] [stdout] 78 | | /// Coloring: auto, always, never [INFO] [stdout] 79 | | pub color: Option, [INFO] [stdout] | |_____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/args.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 89 | / #[structopt(short = "Z", value_name = "FLAG")] [INFO] [stdout] 90 | | /// Unstable (nightly-only) flags to Cargo [INFO] [stdout] 91 | | pub unstable_flags: Vec, [INFO] [stdout] | |___________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cargo-tree` (bin "cargo-tree") due to 6 previous errors [INFO] running `Command { std: "docker" "inspect" "b4b7433c283ac1b34803d49304ffeca9cc82738141d4d9f646b68290489793fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4b7433c283ac1b34803d49304ffeca9cc82738141d4d9f646b68290489793fd", kill_on_drop: false }` [INFO] [stdout] b4b7433c283ac1b34803d49304ffeca9cc82738141d4d9f646b68290489793fd