[INFO] fetching crate amp-async 0.1.3... [INFO] checking amp-async-0.1.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate amp-async 0.1.3 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate amp-async 0.1.3 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 amp-async 0.1.3 [INFO] finished tweaking crates.io crate amp-async 0.1.3 [INFO] tweaked toml for crates.io crate amp-async 0.1.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate amp-async 0.1.3 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 net2 v0.2.34 [INFO] [stderr] Downloaded serde_derive v1.0.114 [INFO] [stderr] Downloaded tokio-macros v0.2.5 [INFO] [stderr] Downloaded amp-serde v0.1.0 [INFO] [stderr] Downloaded proc-macro-nested v0.1.6 [INFO] [stderr] Downloaded serde_bytes v0.11.5 [INFO] [stderr] Downloaded futures-executor v0.3.5 [INFO] [stderr] Downloaded proc-macro-hack v0.5.18 [INFO] [stderr] Downloaded futures-macro v0.3.5 [INFO] [stderr] Downloaded serde v1.0.114 [INFO] [stderr] Downloaded syn v1.0.38 [INFO] [stderr] Downloaded libc v0.2.74 [INFO] [stderr] Downloaded once_cell v1.4.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.19 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 945d4899671e01cf5fb9001346e67ad37f4d6eb41dbee54792e9a88f4bce740c [INFO] running `Command { std: "docker" "start" "-a" "945d4899671e01cf5fb9001346e67ad37f4d6eb41dbee54792e9a88f4bce740c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "945d4899671e01cf5fb9001346e67ad37f4d6eb41dbee54792e9a88f4bce740c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "945d4899671e01cf5fb9001346e67ad37f4d6eb41dbee54792e9a88f4bce740c", kill_on_drop: false }` [INFO] [stdout] 945d4899671e01cf5fb9001346e67ad37f4d6eb41dbee54792e9a88f4bce740c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f5e5e67c3959c0717cb4175fb769803a74856f4af2fa59392dee72128e58bc78 [INFO] running `Command { std: "docker" "start" "-a" "f5e5e67c3959c0717cb4175fb769803a74856f4af2fa59392dee72128e58bc78", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Checking futures-sink v0.3.5 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Checking once_cell v1.4.0 [INFO] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Checking pin-project-lite v0.1.7 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Checking pin-project v0.4.23 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking serde_bytes v0.11.5 [INFO] [stderr] Checking tokio v0.2.22 [INFO] [stderr] Checking amp-serde v0.1.0 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking amp-async v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.87s [INFO] running `Command { std: "docker" "inspect" "f5e5e67c3959c0717cb4175fb769803a74856f4af2fa59392dee72128e58bc78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5e5e67c3959c0717cb4175fb769803a74856f4af2fa59392dee72128e58bc78", kill_on_drop: false }` [INFO] [stdout] f5e5e67c3959c0717cb4175fb769803a74856f4af2fa59392dee72128e58bc78