[INFO] cloning repository https://github.com/salamandaaa/substrate-homework
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/salamandaaa/substrate-homework" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsalamandaaa%2Fsubstrate-homework", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsalamandaaa%2Fsubstrate-homework'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 09d1173c62f93d30443442c4e9c609b27e348142
[INFO] checking salamandaaa/substrate-homework against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsalamandaaa%2Fsubstrate-homework" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/salamandaaa/substrate-homework on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/salamandaaa/substrate-homework
[INFO] finished tweaking git repo https://github.com/salamandaaa/substrate-homework
[INFO] tweaked toml for git repo https://github.com/salamandaaa/substrate-homework written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/salamandaaa/substrate-homework already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71ded9f22c65be5850fae32098f5a41f3e9b00e065d7073b8ccf2e7233292284
[INFO] running `Command { std: "docker" "start" "-a" "71ded9f22c65be5850fae32098f5a41f3e9b00e065d7073b8ccf2e7233292284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71ded9f22c65be5850fae32098f5a41f3e9b00e065d7073b8ccf2e7233292284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71ded9f22c65be5850fae32098f5a41f3e9b00e065d7073b8ccf2e7233292284", kill_on_drop: false }`
[INFO] [stdout] 71ded9f22c65be5850fae32098f5a41f3e9b00e065d7073b8ccf2e7233292284
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9539fb4cc17f6a09db17c7d418efd097fd64de436dd44e2743893a4c04b0170d
[INFO] running `Command { std: "docker" "start" "-a" "9539fb4cc17f6a09db17c7d418efd097fd64de436dd44e2743893a4c04b0170d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking signature v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]     Checking wasmparser v0.57.0
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking sp-std v2.0.0
[INFO] [stderr]    Compiling parity-util-mem v0.7.0
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]     Checking environmental v1.1.1
[INFO] [stderr]     Checking dyn-clone v1.0.2
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasmparser-0.57.0/src/operators_validator.rs:300:50
[INFO] [stdout]      |
[INFO] [stdout] 300  |         return Err(format_op_err!( $( $arg ),* ));
[INFO] [stdout]      |                                                  ^
[INFO] [stdout] ...
[INFO] [stdout] 1030 |                         bail_op_err!("type mismatch: only integer types allowed with bare `select`")
[INFO] [stdout]      |                         ---------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `bail_op_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasmparser-0.57.0/src/operators_validator.rs:300:50
[INFO] [stdout]      |
[INFO] [stdout] 300  |         return Err(format_op_err!( $( $arg ),* ));
[INFO] [stdout]      |                                                  ^
[INFO] [stdout] ...
[INFO] [stdout] 2002 |                     None => bail_op_err!("unknown table {}: table index out of bounds", table),
[INFO] [stdout]      |                             ------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `bail_op_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasmparser-0.57.0/src/operators_validator.rs:300:50
[INFO] [stdout]      |
[INFO] [stdout] 300  |           return Err(format_op_err!( $( $arg ),* ));
[INFO] [stdout]      |                                                    ^
[INFO] [stdout] ...
[INFO] [stdout] 2006 |                       None => bail_op_err!(
[INFO] [stdout]      |  _____________________________-
[INFO] [stdout] 2007 | |                         "unknown elem segment {}: segment index out of bounds",
[INFO] [stdout] 2008 | |                         segment
[INFO] [stdout] 2009 | |                     ),
[INFO] [stdout]      | |_____________________- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `bail_op_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]     Checking integer-sqrt v0.1.3
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking send_wrapper v0.4.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking unsigned-varint v0.3.3
[INFO] [stderr]     Checking data-encoding v2.2.1
[INFO] [stderr]     Checking bs58 v0.3.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking fastrand v1.3.3
[INFO] [stderr]     Checking waker-fn v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking event-listener v2.2.1
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.66.0
[INFO] [stderr]    Compiling prometheus v0.10.0
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking lru_time_cache v0.10.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking parity-send-wrapper v0.1.0
[INFO] [stderr]     Checking hex_fmt v0.3.0
[INFO] [stderr]     Checking atomic v0.4.6
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking wasmparser v0.59.0
[INFO] [stderr]    Compiling wasmtime-environ v0.19.0
[INFO] [stderr]     Checking more-asserts v0.2.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasmparser`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasmparser-0.59.0/src/operators_validator.rs:295:50
[INFO] [stdout]     |
[INFO] [stdout] 295 |         return Err(format_op_err!( $( $arg ),* ));
[INFO] [stdout]     |                                                  ^
[INFO] [stdout] ...
[INFO] [stdout] 955 |                         bail_op_err!("type mismatch: only integer types allowed with bare `select`")
[INFO] [stdout]     |                         ---------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `bail_op_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasmparser-0.59.0/src/operators_validator.rs:295:50
[INFO] [stdout]      |
[INFO] [stdout] 295  |         return Err(format_op_err!( $( $arg ),* ));
[INFO] [stdout]      |                                                  ^
[INFO] [stdout] ...
[INFO] [stdout] 1930 |                     None => bail_op_err!("unknown table {}: table index out of bounds", table),
[INFO] [stdout]      |                             ------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `bail_op_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasmparser-0.59.0/src/operators_validator.rs:295:50
[INFO] [stdout]      |
[INFO] [stdout] 295  |           return Err(format_op_err!( $( $arg ),* ));
[INFO] [stdout]      |                                                    ^
[INFO] [stdout] ...
[INFO] [stdout] 1934 |                       None => bail_op_err!(
[INFO] [stdout]      |  _____________________________-
[INFO] [stdout] 1935 | |                         "unknown elem segment {}: segment index out of bounds",
[INFO] [stdout] 1936 | |                         segment
[INFO] [stdout] 1937 | |                     ),
[INFO] [stdout]      | |_____________________- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `bail_op_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9539fb4cc17f6a09db17c7d418efd097fd64de436dd44e2743893a4c04b0170d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9539fb4cc17f6a09db17c7d418efd097fd64de436dd44e2743893a4c04b0170d", kill_on_drop: false }`
[INFO] [stdout] 9539fb4cc17f6a09db17c7d418efd097fd64de436dd44e2743893a4c04b0170d