[INFO] cloning repository https://github.com/asherkin/sm-sockets-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asherkin/sm-sockets-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasherkin%2Fsm-sockets-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasherkin%2Fsm-sockets-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] df8e85397371f6beb4aca30578bd381b24c21b0b [INFO] checking asherkin/sm-sockets-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%2Fasherkin%2Fsm-sockets-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/asherkin/sm-sockets-rs [INFO] finished tweaking git repo https://github.com/asherkin/sm-sockets-rs [INFO] tweaked toml for git repo https://github.com/asherkin/sm-sockets-rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/asherkin/sm-sockets-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/asherkin/sm-sockets-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] Blocking waiting for file lock on package cache [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] ac49ec2c09130abd6b4fce2624903063576e92a4208d30a146caaef2a47b8d05 [INFO] running `Command { std: "docker" "start" "-a" "ac49ec2c09130abd6b4fce2624903063576e92a4208d30a146caaef2a47b8d05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ac49ec2c09130abd6b4fce2624903063576e92a4208d30a146caaef2a47b8d05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac49ec2c09130abd6b4fce2624903063576e92a4208d30a146caaef2a47b8d05", kill_on_drop: false }` [INFO] [stdout] ac49ec2c09130abd6b4fce2624903063576e92a4208d30a146caaef2a47b8d05 [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] 31aba541446991dc0c4a02540825c22941f9393613d7fc44ce67cf73cfcb2b4a [INFO] running `Command { std: "docker" "start" "-a" "31aba541446991dc0c4a02540825c22941f9393613d7fc44ce67cf73cfcb2b4a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Checking futures-core v0.3.1 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Checking futures-sink v0.3.1 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Checking futures-io v0.3.1 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking futures-task v0.3.1 [INFO] [stderr] Checking once_cell v1.3.1 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Checking pin-project-lite v0.1.4 [INFO] [stderr] Checking futures-timer v2.0.2 [INFO] [stderr] Checking c_str_macro v1.0.2 [INFO] [stderr] Checking futures-channel v0.3.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Checking kv-log-macro v1.0.4 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking async-task v1.2.1 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking crossbeam-channel v0.4.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking async-std v1.4.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling sm-ext-derive v0.3.0 (https://github.com/asherkin/sm-ext-rs#8e8d87bd) [INFO] [stderr] Compiling futures-macro v0.3.1 [INFO] [stderr] Checking sm-ext v0.3.0 (https://github.com/asherkin/sm-ext-rs#8e8d87bd) [INFO] [stderr] Checking futures-util v0.3.1 [INFO] [stderr] Checking futures-executor v0.3.1 [INFO] [stderr] Checking futures v0.3.1 [INFO] [stderr] Checking sprocket v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | port: i32, [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/lib.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | data: cell_t, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:25:1 [INFO] [stdout] | [INFO] [stdout] 25 | #[native] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the attribute macro `native` (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 [INFO] [stdout] --> src/lib.rs:94:5 [INFO] [stdout] | [INFO] [stdout] 94 | handle: HandleId, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:97:5 [INFO] [stdout] | [INFO] [stdout] 97 | port: i32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:98:5 [INFO] [stdout] | [INFO] [stdout] 98 | data: cell_t, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:90:1 [INFO] [stdout] | [INFO] [stdout] 90 | #[native] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the attribute macro `native` (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 [INFO] [stdout] --> src/lib.rs:170:5 [INFO] [stdout] | [INFO] [stdout] 170 | handle: HandleId, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:172:5 [INFO] [stdout] | [INFO] [stdout] 172 | _length: i32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:167:1 [INFO] [stdout] | [INFO] [stdout] 167 | #[native] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the attribute macro `native` (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 [INFO] [stdout] --> src/lib.rs:204:5 [INFO] [stdout] | [INFO] [stdout] 204 | handle: HandleId, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:206:5 [INFO] [stdout] | [INFO] [stdout] 206 | length: i32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:207:5 [INFO] [stdout] | [INFO] [stdout] 207 | data: cell_t, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:201:1 [INFO] [stdout] | [INFO] [stdout] 201 | #[native] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the attribute macro `native` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `sprocket` (lib test) due to 14 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/lib.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | port: i32, [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/lib.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | data: cell_t, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:25:1 [INFO] [stdout] | [INFO] [stdout] 25 | #[native] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the attribute macro `native` (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 [INFO] [stdout] --> src/lib.rs:94:5 [INFO] [stdout] | [INFO] [stdout] 94 | handle: HandleId, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:97:5 [INFO] [stdout] | [INFO] [stdout] 97 | port: i32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:98:5 [INFO] [stdout] | [INFO] [stdout] 98 | data: cell_t, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:90:1 [INFO] [stdout] | [INFO] [stdout] 90 | #[native] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the attribute macro `native` (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 [INFO] [stdout] --> src/lib.rs:170:5 [INFO] [stdout] | [INFO] [stdout] 170 | handle: HandleId, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:172:5 [INFO] [stdout] | [INFO] [stdout] 172 | _length: i32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:167:1 [INFO] [stdout] | [INFO] [stdout] 167 | #[native] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the attribute macro `native` (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 [INFO] [stdout] --> src/lib.rs:204:5 [INFO] [stdout] | [INFO] [stdout] 204 | handle: HandleId, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:206:5 [INFO] [stdout] | [INFO] [stdout] 206 | length: i32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:207:5 [INFO] [stdout] | [INFO] [stdout] 207 | data: cell_t, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:201:1 [INFO] [stdout] | [INFO] [stdout] 201 | #[native] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the attribute macro `native` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `sprocket` (lib) due to 14 previous errors [INFO] running `Command { std: "docker" "inspect" "31aba541446991dc0c4a02540825c22941f9393613d7fc44ce67cf73cfcb2b4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31aba541446991dc0c4a02540825c22941f9393613d7fc44ce67cf73cfcb2b4a", kill_on_drop: false }` [INFO] [stdout] 31aba541446991dc0c4a02540825c22941f9393613d7fc44ce67cf73cfcb2b4a