[INFO] fetching crate mb-dev 0.1.12... [INFO] checking mb-dev-0.1.12 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate mb-dev 0.1.12 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate mb-dev 0.1.12 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 crates.io crate mb-dev 0.1.12 [INFO] finished tweaking crates.io crate mb-dev 0.1.12 [INFO] tweaked toml for crates.io crate mb-dev 0.1.12 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate mb-dev 0.1.12 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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.81 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.81 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.81 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.31 [INFO] [stderr] Downloaded openssl-macros v0.1.0 [INFO] [stderr] Downloaded serde_derive v1.0.140 [INFO] [stderr] Downloaded slab v0.4.7 [INFO] [stderr] Downloaded clap_derive v3.2.7 [INFO] [stderr] Downloaded schannel v0.1.20 [INFO] [stderr] Downloaded serde_json v1.0.82 [INFO] [stderr] Downloaded openssl v0.10.41 [INFO] [stderr] Downloaded js-sys v0.3.58 [INFO] [stderr] Downloaded web-sys v0.3.58 [INFO] [stderr] Downloaded wasm-bindgen v0.2.81 [INFO] [stderr] Downloaded reqwest v0.11.11 [INFO] [stderr] Downloaded syn v1.0.92 [INFO] [stderr] Downloaded encoding_rs v0.8.31 [INFO] [stderr] Downloaded native-tls v0.2.10 [INFO] [stderr] Downloaded bytes v1.2.0 [INFO] [stderr] Downloaded bumpalo v3.10.0 [INFO] [stderr] Downloaded dns-lookup v1.0.8 [INFO] [stderr] Downloaded tokio-util v0.7.2 [INFO] [stderr] Downloaded ipnet v2.5.0 [INFO] [stderr] Downloaded openssl-sys v0.9.75 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.81 [INFO] [stderr] Downloaded serde v1.0.140 [INFO] [stderr] Downloaded tracing-attributes v0.1.22 [INFO] [stderr] Downloaded pkg-config v0.3.25 [INFO] [stderr] Downloaded fastrand v1.8.0 [INFO] [stderr] Downloaded redox_syscall v0.2.15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 2ee3bfaf0c51e98b7a8b9fb2088ee323e61826e26e81ec34c3d5aff685578fce [INFO] running `Command { std: "docker" "start" "-a" "2ee3bfaf0c51e98b7a8b9fb2088ee323e61826e26e81ec34c3d5aff685578fce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ee3bfaf0c51e98b7a8b9fb2088ee323e61826e26e81ec34c3d5aff685578fce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ee3bfaf0c51e98b7a8b9fb2088ee323e61826e26e81ec34c3d5aff685578fce", kill_on_drop: false }` [INFO] [stdout] 2ee3bfaf0c51e98b7a8b9fb2088ee323e61826e26e81ec34c3d5aff685578fce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 86e7c7699f1c661377a8ddb26b05e93a3765c33dbdf199ee149014fe057211b8 [INFO] running `Command { std: "docker" "start" "-a" "86e7c7699f1c661377a8ddb26b05e93a3765c33dbdf199ee149014fe057211b8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.38 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Compiling syn v1.0.92 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling pkg-config v0.3.25 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Checking bytes v1.2.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Checking tracing-core v0.1.28 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Compiling openssl v0.10.41 [INFO] [stderr] Compiling serde_derive v1.0.140 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Compiling openssl-sys v0.9.75 [INFO] [stderr] Compiling serde v1.0.140 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Checking tokio v1.16.1 [INFO] [stderr] Compiling native-tls v0.2.10 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Compiling httparse v1.7.1 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking socket2 v0.4.0 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking unicode-bidi v0.3.8 [INFO] [stderr] Compiling serde_json v1.0.82 [INFO] [stderr] Compiling encoding_rs v0.8.31 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking unicode-normalization v0.1.21 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking ipnet v2.5.0 [INFO] [stderr] Checking dns-lookup v1.0.8 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling tracing-attributes v0.1.22 [INFO] [stderr] Compiling openssl-macros v0.1.0 [INFO] [stderr] Compiling clap_derive v3.2.7 [INFO] [stderr] Checking tracing v0.1.35 [INFO] [stderr] Checking tokio-util v0.7.2 [INFO] [stderr] Checking clap v3.2.14 [INFO] [stderr] Checking h2 v0.3.13 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking hyper v0.14.20 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.11 [INFO] [stderr] Checking mb-dev v0.1.12 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.06s [INFO] running `Command { std: "docker" "inspect" "86e7c7699f1c661377a8ddb26b05e93a3765c33dbdf199ee149014fe057211b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86e7c7699f1c661377a8ddb26b05e93a3765c33dbdf199ee149014fe057211b8", kill_on_drop: false }` [INFO] [stdout] 86e7c7699f1c661377a8ddb26b05e93a3765c33dbdf199ee149014fe057211b8 [INFO] checking mb-dev-0.1.12 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate mb-dev 0.1.12 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate mb-dev 0.1.12 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 crates.io crate mb-dev 0.1.12 [INFO] finished tweaking crates.io crate mb-dev 0.1.12 [INFO] tweaked toml for crates.io crate mb-dev 0.1.12 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate mb-dev 0.1.12 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e880bf8c6604396e199297c2ea38492aad88d3e0b553b8b05f0ae7e46dfcb74d [INFO] running `Command { std: "docker" "start" "-a" "e880bf8c6604396e199297c2ea38492aad88d3e0b553b8b05f0ae7e46dfcb74d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e880bf8c6604396e199297c2ea38492aad88d3e0b553b8b05f0ae7e46dfcb74d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e880bf8c6604396e199297c2ea38492aad88d3e0b553b8b05f0ae7e46dfcb74d", kill_on_drop: false }` [INFO] [stdout] e880bf8c6604396e199297c2ea38492aad88d3e0b553b8b05f0ae7e46dfcb74d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b1d4038697c942149cff42717ad2c21803e58e6aaf297532511437fe363b90ba [INFO] running `Command { std: "docker" "start" "-a" "b1d4038697c942149cff42717ad2c21803e58e6aaf297532511437fe363b90ba", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.38 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Compiling syn v1.0.92 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling pkg-config v0.3.25 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Checking bytes v1.2.0 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Checking tracing-core v0.1.28 [INFO] [stderr] Compiling serde_derive v1.0.140 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Compiling openssl v0.10.41 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling native-tls v0.2.10 [INFO] [stderr] Compiling openssl-sys v0.9.75 [INFO] [stderr] Compiling serde v1.0.140 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Compiling httparse v1.7.1 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking tokio v1.16.1 [INFO] [stderr] Checking socket2 v0.4.0 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking unicode-bidi v0.3.8 [INFO] [stderr] Compiling encoding_rs v0.8.31 [INFO] [stderr] Compiling serde_json v1.0.82 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking unicode-normalization v0.1.21 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking ipnet v2.5.0 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking dns-lookup v1.0.8 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling tracing-attributes v0.1.22 [INFO] [stderr] Compiling openssl-macros v0.1.0 [INFO] [stderr] Compiling clap_derive v3.2.7 [INFO] [stderr] Checking tracing v0.1.35 [INFO] [stderr] Checking tokio-util v0.7.2 [INFO] [stderr] Checking h2 v0.3.13 [INFO] [stderr] Checking clap v3.2.14 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking hyper v0.14.20 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking reqwest v0.11.11 [INFO] [stderr] Checking mb-dev v0.1.12 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 50.56s [INFO] running `Command { std: "docker" "inspect" "b1d4038697c942149cff42717ad2c21803e58e6aaf297532511437fe363b90ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1d4038697c942149cff42717ad2c21803e58e6aaf297532511437fe363b90ba", kill_on_drop: false }` [INFO] [stdout] b1d4038697c942149cff42717ad2c21803e58e6aaf297532511437fe363b90ba