[INFO] cloning repository https://github.com/dfns/round-based
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dfns/round-based" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfns%2Fround-based", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfns%2Fround-based'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6dde843d57d0cdd53b325d152d484b1a58b37495
[INFO] checking dfns/round-based against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfns%2Fround-based" "/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/dfns/round-based 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] started tweaking git repo https://github.com/dfns/round-based
[INFO] finished tweaking git repo https://github.com/dfns/round-based
[INFO] tweaked toml for git repo https://github.com/dfns/round-based written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dfns/round-based 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 crates.io index
[INFO] [stderr]      Locking 2 packages
[INFO] [stderr]     Updating round-based v0.2.0 (/workspace/builds/worker-0-tc1/source/round-based) -> v0.2.1
[INFO] [stderr]     Updating round-based-derive v0.2.0 (/workspace/builds/worker-0-tc1/source/round-based-derive) -> v0.2.1
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded phantom-type v0.3.1
[INFO] [stderr]   Downloaded basic-toml v0.1.7
[INFO] [stderr]   Downloaded round-based-derive v0.2.0
[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] 5936246abe1bcbc548d35d76bb005453bfc943a13ed6fc0a92eee231ecd0a35d
[INFO] running `Command { std: "docker" "start" "-a" "5936246abe1bcbc548d35d76bb005453bfc943a13ed6fc0a92eee231ecd0a35d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5936246abe1bcbc548d35d76bb005453bfc943a13ed6fc0a92eee231ecd0a35d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5936246abe1bcbc548d35d76bb005453bfc943a13ed6fc0a92eee231ecd0a35d", kill_on_drop: false }`
[INFO] [stdout] 5936246abe1bcbc548d35d76bb005453bfc943a13ed6fc0a92eee231ecd0a35d
[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] 7580abd8cd2536a9061b69c5f76910c5027e668cac5b55113ff763ad71997a07
[INFO] running `Command { std: "docker" "start" "-a" "7580abd8cd2536a9061b69c5f76910c5027e668cac5b55113ff763ad71997a07", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ring v0.17.5
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking cpufeatures v0.2.11
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling rustls v0.20.9
[INFO] [stderr]     Checking proc-macro2 v1.0.69
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling trybuild v1.0.85
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking termcolor v1.4.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling hex-literal v0.3.4
[INFO] [stderr]     Checking round-based-tests v0.1.0 (/opt/rustwide/workdir/round-based-tests)
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking quote v1.0.33
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking round-based-derive v0.2.1 (/opt/rustwide/workdir/round-based-derive)
[INFO] [stderr]    Compiling round-based-derive v0.2.0
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]    Compiling enum-ordinalize v3.1.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling educe v0.4.23
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]     Checking thiserror v1.0.50
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking phantom-type v0.3.1
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-rustls v0.23.4
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking futures-executor v0.3.29
[INFO] [stderr]     Checking futures v0.3.29
[INFO] [stderr]     Checking round-based v0.2.1 (/opt/rustwide/workdir/round-based)
[INFO] [stderr]     Checking basic-toml v0.1.7
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking random-generation-protocol v0.1.0 (/opt/rustwide/workdir/examples/random-generation-protocol)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.27s
[INFO] running `Command { std: "docker" "inspect" "7580abd8cd2536a9061b69c5f76910c5027e668cac5b55113ff763ad71997a07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7580abd8cd2536a9061b69c5f76910c5027e668cac5b55113ff763ad71997a07", kill_on_drop: false }`
[INFO] [stdout] 7580abd8cd2536a9061b69c5f76910c5027e668cac5b55113ff763ad71997a07
[INFO] checking dfns/round-based against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfns%2Fround-based" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dfns/round-based on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dfns/round-based
[INFO] finished tweaking git repo https://github.com/dfns/round-based
[INFO] tweaked toml for git repo https://github.com/dfns/round-based written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dfns/round-based 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08131a8aa2ec2dc7fce21d1a685e8aaa5463ba2b87449676e0636cf3ba842ed0
[INFO] running `Command { std: "docker" "start" "-a" "08131a8aa2ec2dc7fce21d1a685e8aaa5463ba2b87449676e0636cf3ba842ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08131a8aa2ec2dc7fce21d1a685e8aaa5463ba2b87449676e0636cf3ba842ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08131a8aa2ec2dc7fce21d1a685e8aaa5463ba2b87449676e0636cf3ba842ed0", kill_on_drop: false }`
[INFO] [stdout] 08131a8aa2ec2dc7fce21d1a685e8aaa5463ba2b87449676e0636cf3ba842ed0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4df3f8d248f719cd9c1f08a6481c58229937280a470747d1a440979adfacee61
[INFO] running `Command { std: "docker" "start" "-a" "4df3f8d248f719cd9c1f08a6481c58229937280a470747d1a440979adfacee61", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ring v0.17.5
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking cpufeatures v0.2.11
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling rustls v0.20.9
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking proc-macro2 v1.0.69
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling trybuild v1.0.85
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking termcolor v1.4.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling hex-literal v0.3.4
[INFO] [stderr]     Checking round-based-tests v0.1.0 (/opt/rustwide/workdir/round-based-tests)
[INFO] [stderr]     Checking quote v1.0.33
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking round-based-derive v0.2.1 (/opt/rustwide/workdir/round-based-derive)
[INFO] [stderr]    Compiling round-based-derive v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]    Compiling enum-ordinalize v3.1.15
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]    Compiling educe v0.4.23
[INFO] [stderr]     Checking thiserror v1.0.50
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-rustls v0.23.4
[INFO] [stderr]     Checking phantom-type v0.3.1
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking futures-executor v0.3.29
[INFO] [stderr]     Checking round-based v0.2.1 (/opt/rustwide/workdir/round-based)
[INFO] [stderr]     Checking futures v0.3.29
[INFO] [stderr]     Checking basic-toml v0.1.7
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking random-generation-protocol v0.1.0 (/opt/rustwide/workdir/examples/random-generation-protocol)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.06s
[INFO] running `Command { std: "docker" "inspect" "4df3f8d248f719cd9c1f08a6481c58229937280a470747d1a440979adfacee61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4df3f8d248f719cd9c1f08a6481c58229937280a470747d1a440979adfacee61", kill_on_drop: false }`
[INFO] [stdout] 4df3f8d248f719cd9c1f08a6481c58229937280a470747d1a440979adfacee61