[INFO] fetching crate tokio-serde-cbor 0.7.0...
[INFO] checking tokio-serde-cbor-0.7.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate tokio-serde-cbor 0.7.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate tokio-serde-cbor 0.7.0
[INFO] finished tweaking crates.io crate tokio-serde-cbor 0.7.0
[INFO] tweaked toml for crates.io crate tokio-serde-cbor 0.7.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-serde-cbor 0.7.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tokio-serde-cbor 0.7.0 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytes v1.0.0
[INFO] [stderr]   Downloaded futures-executor v0.3.8
[INFO] [stderr]   Downloaded futures-macro v0.3.8
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52d8e26c3b90d8949bdad7425890e2191d7b29a009686f49dec920562309440e
[INFO] running `Command { std: "docker" "start" "-a" "52d8e26c3b90d8949bdad7425890e2191d7b29a009686f49dec920562309440e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52d8e26c3b90d8949bdad7425890e2191d7b29a009686f49dec920562309440e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d8e26c3b90d8949bdad7425890e2191d7b29a009686f49dec920562309440e", kill_on_drop: false }`
[INFO] [stdout] 52d8e26c3b90d8949bdad7425890e2191d7b29a009686f49dec920562309440e
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa36d25b56b9f4373395e146e319d22c25dc438b01390eee4d77287cd2169ed6
[INFO] running `Command { std: "docker" "start" "-a" "aa36d25b56b9f4373395e146e319d22c25dc438b01390eee4d77287cd2169ed6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling tokio v1.21.1
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking bytes v1.0.0
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking tokio-util v0.7.4
[INFO] [stderr]     Checking tokio-serde-cbor v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.09s
[INFO] running `Command { std: "docker" "inspect" "aa36d25b56b9f4373395e146e319d22c25dc438b01390eee4d77287cd2169ed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa36d25b56b9f4373395e146e319d22c25dc438b01390eee4d77287cd2169ed6", kill_on_drop: false }`
[INFO] [stdout] aa36d25b56b9f4373395e146e319d22c25dc438b01390eee4d77287cd2169ed6