[INFO] fetching crate serde_cbor_2 0.12.0-dev...
[INFO] checking serde_cbor_2-0.12.0-dev against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate serde_cbor_2 0.12.0-dev into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate serde_cbor_2 0.12.0-dev on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_cbor_2 0.12.0-dev
[INFO] finished tweaking crates.io crate serde_cbor_2 0.12.0-dev
[INFO] tweaked toml for crates.io crate serde_cbor_2 0.12.0-dev written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate serde_cbor_2 0.12.0-dev 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0693b71612712178dd7fa4741677a9728a6a7ee93acb244f4ca7bbfaec228cdc
[INFO] running `Command { std: "docker" "start" "-a" "0693b71612712178dd7fa4741677a9728a6a7ee93acb244f4ca7bbfaec228cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0693b71612712178dd7fa4741677a9728a6a7ee93acb244f4ca7bbfaec228cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0693b71612712178dd7fa4741677a9728a6a7ee93acb244f4ca7bbfaec228cdc", kill_on_drop: false }`
[INFO] [stdout] 0693b71612712178dd7fa4741677a9728a6a7ee93acb244f4ca7bbfaec228cdc
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb6335740c94f62a378b6746efbd93364e4054f9d89ef9b14b290b308a356994
[INFO] running `Command { std: "docker" "start" "-a" "eb6335740c94f62a378b6746efbd93364e4054f9d89ef9b14b290b308a356994", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking serde_cbor_2 v0.12.0-dev (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.50s
[INFO] running `Command { std: "docker" "inspect" "eb6335740c94f62a378b6746efbd93364e4054f9d89ef9b14b290b308a356994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb6335740c94f62a378b6746efbd93364e4054f9d89ef9b14b290b308a356994", kill_on_drop: false }`
[INFO] [stdout] eb6335740c94f62a378b6746efbd93364e4054f9d89ef9b14b290b308a356994
[INFO] checking serde_cbor_2-0.12.0-dev against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate serde_cbor_2 0.12.0-dev into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate serde_cbor_2 0.12.0-dev on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_cbor_2 0.12.0-dev
[INFO] finished tweaking crates.io crate serde_cbor_2 0.12.0-dev
[INFO] tweaked toml for crates.io crate serde_cbor_2 0.12.0-dev written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate serde_cbor_2 0.12.0-dev 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ff67dbe6879380dc34df8aac9c3a05d3e447af31b33a812d85892001d14110b
[INFO] running `Command { std: "docker" "start" "-a" "5ff67dbe6879380dc34df8aac9c3a05d3e447af31b33a812d85892001d14110b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ff67dbe6879380dc34df8aac9c3a05d3e447af31b33a812d85892001d14110b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ff67dbe6879380dc34df8aac9c3a05d3e447af31b33a812d85892001d14110b", kill_on_drop: false }`
[INFO] [stdout] 5ff67dbe6879380dc34df8aac9c3a05d3e447af31b33a812d85892001d14110b
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64de2912d67e5698991f990c4b1f795908205ea2a0b7aa31452a5c9486308118
[INFO] running `Command { std: "docker" "start" "-a" "64de2912d67e5698991f990c4b1f795908205ea2a0b7aa31452a5c9486308118", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking serde_cbor_2 v0.12.0-dev (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.70s
[INFO] running `Command { std: "docker" "inspect" "64de2912d67e5698991f990c4b1f795908205ea2a0b7aa31452a5c9486308118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64de2912d67e5698991f990c4b1f795908205ea2a0b7aa31452a5c9486308118", kill_on_drop: false }`
[INFO] [stdout] 64de2912d67e5698991f990c4b1f795908205ea2a0b7aa31452a5c9486308118