[INFO] cloning repository https://github.com/sisuresh/rs-stellar-single-offer-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sisuresh/rs-stellar-single-offer-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsisuresh%2Frs-stellar-single-offer-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsisuresh%2Frs-stellar-single-offer-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 11e74693a721e0e6b31bd65e2fa062fd902a33b9
[INFO] checking sisuresh/rs-stellar-single-offer-example against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsisuresh%2Frs-stellar-single-offer-example" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sisuresh/rs-stellar-single-offer-example on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/sisuresh/rs-stellar-single-offer-example
[INFO] finished tweaking git repo https://github.com/sisuresh/rs-stellar-single-offer-example
[INFO] tweaked toml for git repo https://github.com/sisuresh/rs-stellar-single-offer-example written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sisuresh/rs-stellar-single-offer-example 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/stellar/rs-stellar-contract-sdk`
[INFO] [stderr]     Updating git repository `https://github.com/stellar/rs-stellar-token-contract`
[INFO] [stderr]     Updating git repository `https://github.com/stellar/rs-stellar-xdr`
[INFO] [stderr]     Updating git repository `https://github.com/stellar/rs-stellar-contract-env`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75d957d33a3f6d483d1f04c867fee9a0eebf9954701da93cef08b20066039596
[INFO] running `Command { std: "docker" "start" "-a" "75d957d33a3f6d483d1f04c867fee9a0eebf9954701da93cef08b20066039596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75d957d33a3f6d483d1f04c867fee9a0eebf9954701da93cef08b20066039596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75d957d33a3f6d483d1f04c867fee9a0eebf9954701da93cef08b20066039596", kill_on_drop: false }`
[INFO] [stdout] 75d957d33a3f6d483d1f04c867fee9a0eebf9954701da93cef08b20066039596
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98d8a0e4fced74dbdf7c98915e0b877a6aa7321e164100ff3a5ed949385a52d0
[INFO] running `Command { std: "docker" "start" "-a" "98d8a0e4fced74dbdf7c98915e0b877a6aa7321e164100ff3a5ed949385a52d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling im-rc v15.1.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking signature v1.5.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking ed25519 v1.5.2
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]     Checking stellar-xdr v0.0.0 (https://github.com/stellar/rs-stellar-xdr?rev=94e01c7b#94e01c7b)
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling darling_core v0.14.1
[INFO] [stderr]    Compiling zeroize_derive v1.3.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling darling_macro v0.14.1
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]    Compiling darling v0.14.1
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling stellar-contract-macros v0.0.0 (https://github.com/stellar/rs-stellar-contract-sdk?rev=d279737#d2797379)
[INFO] [stderr]    Compiling stellar-xdr v0.0.0 (https://github.com/stellar/rs-stellar-xdr?rev=540ed24e#540ed24e)
[INFO] [stderr]    Compiling stellar-contract-env-macros v0.0.0 (https://github.com/stellar/rs-stellar-contract-env?rev=eb44fe13#eb44fe13)
[INFO] [stderr]     Checking stellar-contract-env-common v0.0.0 (https://github.com/stellar/rs-stellar-contract-env?rev=eb44fe13#eb44fe13)
[INFO] [stderr]     Checking stellar-contract-env-host v0.0.0 (https://github.com/stellar/rs-stellar-contract-env?rev=eb44fe13#eb44fe13)
[INFO] [stderr]     Checking stellar-contract-sdk v0.0.0 (https://github.com/stellar/rs-stellar-contract-sdk?rev=d279737#d2797379)
[INFO] [stderr]     Checking stellar-token-contract v0.0.0 (https://github.com/stellar/rs-stellar-token-contract?rev=03959d2#03959d25)
[INFO] [stderr]     Checking stellar-single-offer-contract v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "98d8a0e4fced74dbdf7c98915e0b877a6aa7321e164100ff3a5ed949385a52d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d8a0e4fced74dbdf7c98915e0b877a6aa7321e164100ff3a5ed949385a52d0", kill_on_drop: false }`
[INFO] [stdout] 98d8a0e4fced74dbdf7c98915e0b877a6aa7321e164100ff3a5ed949385a52d0