[INFO] fetching crate substrate-constructor 0.2.1...
[INFO] checking substrate-constructor-0.2.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate substrate-constructor 0.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate substrate-constructor 0.2.1
[INFO] finished tweaking crates.io crate substrate-constructor 0.2.1
[INFO] tweaked toml for crates.io crate substrate-constructor 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate substrate-constructor 0.2.1 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 122 packages to latest compatible versions
[INFO] [stderr]       Adding crypto-common v0.1.6 (available: v0.1.7)
[INFO] [stderr]       Adding frame-metadata v18.0.0 (available: v23.0.0)
[INFO] [stderr]       Adding primitive-types v0.13.1 (available: v0.14.0)
[INFO] [stderr]       Adding sp-arithmetic v26.1.0 (available: v28.0.0)
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 81480267e1946232df3d9292d0ba7a52c0df19d08a416e98b111cc0297160517
[INFO] running `Command { std: "docker" "start" "-a" "81480267e1946232df3d9292d0ba7a52c0df19d08a416e98b111cc0297160517", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81480267e1946232df3d9292d0ba7a52c0df19d08a416e98b111cc0297160517", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81480267e1946232df3d9292d0ba7a52c0df19d08a416e98b111cc0297160517", kill_on_drop: false }`
[INFO] [stdout] 81480267e1946232df3d9292d0ba7a52c0df19d08a416e98b111cc0297160517
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ce677640d33b232767ec1fb82b569af14e57df81526a9b92d7a78241e3cf02b7
[INFO] running `Command { std: "docker" "start" "-a" "ce677640d33b232767ec1fb82b569af14e57df81526a9b92d7a78241e3cf02b7", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling hashbrown v0.16.0
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[INFO] [stderr]     Checking rand_core v0.6.4
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[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]     Checking der v0.7.10
[INFO] [stderr]    Compiling rustc_version v0.4.1
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[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
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[INFO] [stderr]     Checking block-buffer v0.10.4
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[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling toml_edit v0.23.7
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[INFO] [stderr]     Checking rfc6979 v0.4.0
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[INFO] [stderr]    Compiling derive-syn-parse v0.2.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]     Checking derive_more v1.0.0
[INFO] [stderr]    Compiling common-path v1.0.0
[INFO] [stderr]     Checking constant_time_eq v0.3.1
[INFO] [stderr]     Checking blake2b_simd v1.0.3
[INFO] [stderr]     Checking ecdsa v0.16.9
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[INFO] [stderr]    Compiling parity-scale-codec-derive v3.7.5
[INFO] [stderr]    Compiling scale-info-derive v2.11.6
[INFO] [stderr]     Checking ed25519-zebra v4.1.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking k256 v0.13.4
[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking base58 v0.2.0
[INFO] [stderr]     Checking primitive-types v0.13.1
[INFO] [stderr]     Checking sp-crypto-hashing v0.1.0
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking external-memory-tools v0.1.1
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling docify_macros v0.2.9
[INFO] [stderr]     Checking scale-info v2.11.6
[INFO] [stderr]     Checking substrate-crypto-light v0.2.0
[INFO] [stderr]     Checking frame-metadata v18.0.0
[INFO] [stderr]     Checking docify v0.2.9
[INFO] [stderr]     Checking sp-arithmetic v26.1.0
[INFO] [stderr]     Checking substrate_parser v0.7.1
[INFO] [stderr]     Checking substrate-constructor v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<u8, Infallible>
[INFO] [stdout]   --> src/try_fill.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let Ok(value) = <$ty>::try_from($source) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |             UnsignedToFill::U8(ref mut old) => unsigned_fit!(u8, old, source),
[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 `unsigned_fit` (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<u16, Infallible>
[INFO] [stdout]   --> src/try_fill.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let Ok(value) = <$ty>::try_from($source) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |             UnsignedToFill::U16(ref mut old) => unsigned_fit!(u16, old, source),
[INFO] [stdout]    |                                                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `unsigned_fit` (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<u32, Infallible>
[INFO] [stdout]   --> src/try_fill.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let Ok(value) = <$ty>::try_from($source) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |             UnsignedToFill::U32(ref mut old) => unsigned_fit!(u32, old, source),
[INFO] [stdout]    |                                                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `unsigned_fit` (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<u64, Infallible>
[INFO] [stdout]   --> src/try_fill.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let Ok(value) = <$ty>::try_from($source) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |             UnsignedToFill::U64(ref mut old) => unsigned_fit!(u64, old, source),
[INFO] [stdout]    |                                                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `unsigned_fit` (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<u128, Infallible>
[INFO] [stdout]   --> src/try_fill.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let Ok(value) = <$ty>::try_from($source) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |             UnsignedToFill::U128(ref mut old) => unsigned_fit!(u128, old, source),
[INFO] [stdout]    |                                                  -------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `unsigned_fit` (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<u32, Infallible>
[INFO] [stdout]   --> src/try_fill.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let Ok(value) = <$ty>::try_from($source) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |             UnsignedToFill::U32(ref mut old) => unsigned_fit!(u32, old, source),
[INFO] [stdout]    |                                                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `unsigned_fit` (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<u64, Infallible>
[INFO] [stdout]   --> src/try_fill.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let Ok(value) = <$ty>::try_from($source) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |             UnsignedToFill::U64(ref mut old) => unsigned_fit!(u64, old, source),
[INFO] [stdout]    |                                                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `unsigned_fit` (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<u128, Infallible>
[INFO] [stdout]   --> src/try_fill.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let Ok(value) = <$ty>::try_from($source) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |             UnsignedToFill::U128(ref mut old) => unsigned_fit!(u128, old, source),
[INFO] [stdout]    |                                                  -------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `unsigned_fit` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `substrate-constructor` (lib test) due to 8 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<u8, Infallible>
[INFO] [stdout]   --> src/try_fill.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let Ok(value) = <$ty>::try_from($source) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |             UnsignedToFill::U8(ref mut old) => unsigned_fit!(u8, old, source),
[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 `unsigned_fit` (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<u16, Infallible>
[INFO] [stdout]   --> src/try_fill.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let Ok(value) = <$ty>::try_from($source) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |             UnsignedToFill::U16(ref mut old) => unsigned_fit!(u16, old, source),
[INFO] [stdout]    |                                                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `unsigned_fit` (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<u32, Infallible>
[INFO] [stdout]   --> src/try_fill.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let Ok(value) = <$ty>::try_from($source) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |             UnsignedToFill::U32(ref mut old) => unsigned_fit!(u32, old, source),
[INFO] [stdout]    |                                                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `unsigned_fit` (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<u64, Infallible>
[INFO] [stdout]   --> src/try_fill.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let Ok(value) = <$ty>::try_from($source) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |             UnsignedToFill::U64(ref mut old) => unsigned_fit!(u64, old, source),
[INFO] [stdout]    |                                                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `unsigned_fit` (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<u128, Infallible>
[INFO] [stdout]   --> src/try_fill.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let Ok(value) = <$ty>::try_from($source) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |             UnsignedToFill::U128(ref mut old) => unsigned_fit!(u128, old, source),
[INFO] [stdout]    |                                                  -------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `unsigned_fit` (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<u32, Infallible>
[INFO] [stdout]   --> src/try_fill.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let Ok(value) = <$ty>::try_from($source) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |             UnsignedToFill::U32(ref mut old) => unsigned_fit!(u32, old, source),
[INFO] [stdout]    |                                                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `unsigned_fit` (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<u64, Infallible>
[INFO] [stdout]   --> src/try_fill.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let Ok(value) = <$ty>::try_from($source) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |             UnsignedToFill::U64(ref mut old) => unsigned_fit!(u64, old, source),
[INFO] [stdout]    |                                                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `unsigned_fit` (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<u128, Infallible>
[INFO] [stdout]   --> src/try_fill.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |         if let Ok(value) = <$ty>::try_from($source) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |             UnsignedToFill::U128(ref mut old) => unsigned_fit!(u128, old, source),
[INFO] [stdout]    |                                                  -------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `unsigned_fit` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `substrate-constructor` (lib) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "ce677640d33b232767ec1fb82b569af14e57df81526a9b92d7a78241e3cf02b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce677640d33b232767ec1fb82b569af14e57df81526a9b92d7a78241e3cf02b7", kill_on_drop: false }`
[INFO] [stdout] ce677640d33b232767ec1fb82b569af14e57df81526a9b92d7a78241e3cf02b7
