[INFO] fetching crate concordium-std 4.0.0...
[INFO] checking concordium-std-4.0.0 against master#2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4 for pr-84385
[INFO] extracting crate concordium-std 4.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate concordium-std 4.0.0 on toolchain 2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate concordium-std 4.0.0
[INFO] finished tweaking crates.io crate concordium-std 4.0.0
[INFO] tweaked toml for crates.io crate concordium-std 4.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ed25519-zebra v2.2.0
[INFO] [stderr]   Downloaded concordium-std-derive v4.0.0
[INFO] [stderr]   Downloaded concordium-contracts-common v4.0.0
[INFO] [stderr]   Downloaded secp256k1 v0.22.1
[INFO] [stderr]   Downloaded memory_units v0.4.0
[INFO] [stderr]   Downloaded concordium-contracts-common-derive v1.0.1
[INFO] [stderr]   Downloaded wee_alloc v0.4.5
[INFO] [stderr]   Downloaded secp256k1-sys v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a8bbd885f13e03da5545a202e5c5f26e542cd722ffe92181e1f3e4a53b06745
[INFO] running `Command { std: "docker" "start" "-a" "1a8bbd885f13e03da5545a202e5c5f26e542cd722ffe92181e1f3e4a53b06745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a8bbd885f13e03da5545a202e5c5f26e542cd722ffe92181e1f3e4a53b06745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a8bbd885f13e03da5545a202e5c5f26e542cd722ffe92181e1f3e4a53b06745", kill_on_drop: false }`
[INFO] [stdout] 1a8bbd885f13e03da5545a202e5c5f26e542cd722ffe92181e1f3e4a53b06745
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b766515ac70adf141d134ec54c0dd1cfbcbefba9f0b078bfaff958da19d3f66
[INFO] running `Command { std: "docker" "start" "-a" "1b766515ac70adf141d134ec54c0dd1cfbcbefba9f0b078bfaff958da19d3f66", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]    Compiling concordium-contracts-common-derive v1.0.1
[INFO] [stderr]    Compiling concordium-contracts-common v4.0.0
[INFO] [stderr]    Compiling concordium-std-derive v4.0.0
[INFO] [stderr]     Checking concordium-std v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.78s
[INFO] running `Command { std: "docker" "inspect" "1b766515ac70adf141d134ec54c0dd1cfbcbefba9f0b078bfaff958da19d3f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b766515ac70adf141d134ec54c0dd1cfbcbefba9f0b078bfaff958da19d3f66", kill_on_drop: false }`
[INFO] [stdout] 1b766515ac70adf141d134ec54c0dd1cfbcbefba9f0b078bfaff958da19d3f66