[INFO] fetching crate ipld-core 0.4.2... [INFO] checking ipld-core-0.4.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate ipld-core 0.4.2 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate ipld-core 0.4.2 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate ipld-core 0.4.2 [INFO] tweaked toml for crates.io crate ipld-core 0.4.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ipld-core 0.4.2 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 ipld-core 0.4.2 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] 1e2ca27340711ab5abad084788fe5c66e05979d523abf9c3d22db712d6ee34fb [INFO] running `Command { std: "docker" "start" "-a" "1e2ca27340711ab5abad084788fe5c66e05979d523abf9c3d22db712d6ee34fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1e2ca27340711ab5abad084788fe5c66e05979d523abf9c3d22db712d6ee34fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e2ca27340711ab5abad084788fe5c66e05979d523abf9c3d22db712d6ee34fb", kill_on_drop: false }` [INFO] [stdout] 1e2ca27340711ab5abad084788fe5c66e05979d523abf9c3d22db712d6ee34fb [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] 32aa1a0088d8e535d37ea4ae9135bc2e4fb62903ed14d5e2559415288dd132c8 [INFO] running `Command { std: "docker" "start" "-a" "32aa1a0088d8e535d37ea4ae9135bc2e4fb62903ed14d5e2559415288dd132c8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling data-encoding v2.5.0 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Compiling serde_json v1.0.114 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking core2 v0.4.0 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.50 [INFO] [stderr] Compiling data-encoding-macro-internal v0.1.12 [INFO] [stderr] Checking data-encoding-macro v0.1.14 [INFO] [stderr] Checking multibase v0.9.1 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking multihash v0.19.1 [INFO] [stderr] Checking serde_bytes v0.11.14 [INFO] [stderr] Checking cbor4ii v0.2.14 [INFO] [stderr] Checking serde_test v1.0.176 [INFO] [stderr] Checking cid v0.11.1 [INFO] [stderr] Checking ipld-core v0.4.1 [INFO] [stderr] Checking ipld-core v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/convert.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | Ok(value.try_into().map_err(|_| ConversionError::FromIpld { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 166 | derive_try_from_ipld!(Bool, bool); [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 `derive_try_from_ipld` (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/convert.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | Ok(value.try_into().map_err(|_| ConversionError::FromIpld { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 171 | derive_try_from_ipld!(Integer, i128); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `derive_try_from_ipld` (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/convert.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | Ok(value.try_into().map_err(|_| ConversionError::FromIpld { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 182 | derive_try_from_ipld!(Float, f64); [INFO] [stdout] | --------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `derive_try_from_ipld` (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/convert.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | Ok(value.try_into().map_err(|_| ConversionError::FromIpld { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 183 | derive_try_from_ipld!(String, String); [INFO] [stdout] | ------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `derive_try_from_ipld` (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, Infallible> [INFO] [stdout] --> src/convert.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | Ok(value.try_into().map_err(|_| ConversionError::FromIpld { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 184 | derive_try_from_ipld!(Bytes, Vec); [INFO] [stdout] | ------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `derive_try_from_ipld` (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, Infallible> [INFO] [stdout] --> src/convert.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | Ok(value.try_into().map_err(|_| ConversionError::FromIpld { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 185 | derive_try_from_ipld!(List, Vec); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `derive_try_from_ipld` (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, Infallible> [INFO] [stdout] --> src/convert.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | Ok(value.try_into().map_err(|_| ConversionError::FromIpld { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 186 | derive_try_from_ipld!(Map, BTreeMap); [INFO] [stdout] | -------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `derive_try_from_ipld` (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, Infallible> [INFO] [stdout] --> src/convert.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | Ok(value.try_into().map_err(|_| ConversionError::FromIpld { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 187 | derive_try_from_ipld!(Link, Cid); [INFO] [stdout] | -------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `derive_try_from_ipld` (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/convert.rs:82:51 [INFO] [stdout] | [INFO] [stdout] 82 | Ipld::$enum(value) => Ok(Some(value.try_into().map_err(|_| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 189 | derive_try_from_ipld_option!(Bool, bool); [INFO] [stdout] | ---------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `derive_try_from_ipld_option` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/convert.rs:82:51 [INFO] [stdout] | [INFO] [stdout] 82 | Ipld::$enum(value) => Ok(Some(value.try_into().map_err(|_| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 194 | derive_try_from_ipld_option!(Integer, i128); [INFO] [stdout] | ------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `derive_try_from_ipld_option` (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/convert.rs:82:51 [INFO] [stdout] | [INFO] [stdout] 82 | Ipld::$enum(value) => Ok(Some(value.try_into().map_err(|_| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 205 | derive_try_from_ipld_option!(Float, f64); [INFO] [stdout] | ---------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `derive_try_from_ipld_option` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/convert.rs:82:51 [INFO] [stdout] | [INFO] [stdout] 82 | Ipld::$enum(value) => Ok(Some(value.try_into().map_err(|_| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 206 | derive_try_from_ipld_option!(String, String); [INFO] [stdout] | -------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `derive_try_from_ipld_option` (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, Infallible> [INFO] [stdout] --> src/convert.rs:82:51 [INFO] [stdout] | [INFO] [stdout] 82 | Ipld::$enum(value) => Ok(Some(value.try_into().map_err(|_| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 207 | derive_try_from_ipld_option!(Bytes, Vec); [INFO] [stdout] | -------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `derive_try_from_ipld_option` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/convert.rs:82:51 [INFO] [stdout] | [INFO] [stdout] 82 | Ipld::$enum(value) => Ok(Some(value.try_into().map_err(|_| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 208 | derive_try_from_ipld_option!(List, Vec); [INFO] [stdout] | --------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `derive_try_from_ipld_option` (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, Infallible> [INFO] [stdout] --> src/convert.rs:82:51 [INFO] [stdout] | [INFO] [stdout] 82 | Ipld::$enum(value) => Ok(Some(value.try_into().map_err(|_| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 209 | derive_try_from_ipld_option!(Map, BTreeMap); [INFO] [stdout] | --------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `derive_try_from_ipld_option` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/convert.rs:82:51 [INFO] [stdout] | [INFO] [stdout] 82 | Ipld::$enum(value) => Ok(Some(value.try_into().map_err(|_| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 210 | derive_try_from_ipld_option!(Link, Cid); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `derive_try_from_ipld_option` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ipld-core` (lib) due to 16 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "32aa1a0088d8e535d37ea4ae9135bc2e4fb62903ed14d5e2559415288dd132c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32aa1a0088d8e535d37ea4ae9135bc2e4fb62903ed14d5e2559415288dd132c8", kill_on_drop: false }` [INFO] [stdout] 32aa1a0088d8e535d37ea4ae9135bc2e4fb62903ed14d5e2559415288dd132c8