[INFO] fetching crate synapse-rpc 0.1.20...
[INFO] checking synapse-rpc-0.1.20 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate synapse-rpc 0.1.20 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate synapse-rpc 0.1.20 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate synapse-rpc 0.1.20
[INFO] finished tweaking crates.io crate synapse-rpc 0.1.20
[INFO] tweaked toml for crates.io crate synapse-rpc 0.1.20 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87da70ec0d362aad833e62ced5c43664bb9d8c22df5cc0e4a1062930a3c02736
[INFO] running `Command { std: "docker" "start" "-a" "87da70ec0d362aad833e62ced5c43664bb9d8c22df5cc0e4a1062930a3c02736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87da70ec0d362aad833e62ced5c43664bb9d8c22df5cc0e4a1062930a3c02736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87da70ec0d362aad833e62ced5c43664bb9d8c22df5cc0e4a1062930a3c02736", kill_on_drop: false }`
[INFO] [stdout] 87da70ec0d362aad833e62ced5c43664bb9d8c22df5cc0e4a1062930a3c02736
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc959540ce1e070eb2d1423dbc3d1409226b650b809c3b478f2c0f1c111793a5
[INFO] running `Command { std: "docker" "start" "-a" "bc959540ce1e070eb2d1423dbc3d1409226b650b809c3b478f2c0f1c111793a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking synapse-rpc v0.1.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.72s
[INFO] running `Command { std: "docker" "inspect" "bc959540ce1e070eb2d1423dbc3d1409226b650b809c3b478f2c0f1c111793a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc959540ce1e070eb2d1423dbc3d1409226b650b809c3b478f2c0f1c111793a5", kill_on_drop: false }`
[INFO] [stdout] bc959540ce1e070eb2d1423dbc3d1409226b650b809c3b478f2c0f1c111793a5