[INFO] fetching crate serde_ipld_dagcbor 0.4.2...
[INFO] checking serde_ipld_dagcbor-0.4.2 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-2
[INFO] extracting crate serde_ipld_dagcbor 0.4.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate serde_ipld_dagcbor 0.4.2 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_ipld_dagcbor 0.4.2
[INFO] finished tweaking crates.io crate serde_ipld_dagcbor 0.4.2
[INFO] tweaked toml for crates.io crate serde_ipld_dagcbor 0.4.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate serde_ipld_dagcbor 0.4.2 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.11
[INFO] [stderr]   Downloaded unsigned-varint v0.7.1
[INFO] [stderr]   Downloaded libipld-core v0.16.0
[INFO] [stderr]   Downloaded data-encoding-macro-internal v0.1.10
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.12
[INFO] [stderr]   Downloaded multibase v0.9.1
[INFO] [stderr]   Downloaded thiserror v1.0.30
[INFO] [stderr]   Downloaded data-encoding v2.3.2
[INFO] [stderr]   Downloaded cbor4ii v0.2.14
[INFO] [stderr]   Downloaded syn v1.0.91
[INFO] [stderr]   Downloaded syn v2.0.31
[INFO] [stderr]   Downloaded anyhow v1.0.57
[INFO] [stderr]   Downloaded base-x v0.2.10
[INFO] [stderr]   Downloaded cid v0.10.1
[INFO] [stderr]   Downloaded memchr v2.4.1
[INFO] [stderr]   Downloaded core2 v0.4.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.30
[INFO] [stderr]   Downloaded toml v0.5.9
[INFO] [stderr]   Downloaded proc-macro-crate v1.1.3
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded multihash v0.18.1
[INFO] [stderr]   Downloaded serde_bytes v0.11.12
[INFO] [stderr]   Downloaded multihash-derive v0.8.0
[INFO] [stderr]   Downloaded serde-big-array v0.3.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccd03695cc78a0327832a779509506cbd5926aa4d2e652f08601ae8e6ca7095c
[INFO] running `Command { std: "docker" "start" "-a" "ccd03695cc78a0327832a779509506cbd5926aa4d2e652f08601ae8e6ca7095c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccd03695cc78a0327832a779509506cbd5926aa4d2e652f08601ae8e6ca7095c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccd03695cc78a0327832a779509506cbd5926aa4d2e652f08601ae8e6ca7095c", kill_on_drop: false }`
[INFO] [stdout] ccd03695cc78a0327832a779509506cbd5926aa4d2e652f08601ae8e6ca7095c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16426b437eb9fb920347c88c0d3db6e617dec6f908f6eec28fc8616448c27c8f
[INFO] running `Command { std: "docker" "start" "-a" "16426b437eb9fb920347c88c0d3db6e617dec6f908f6eec28fc8616448c27c8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking base-x v0.2.10
[INFO] [stderr]     Checking unsigned-varint v0.7.1
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.10
[INFO] [stderr]     Checking data-encoding-macro v0.1.12
[INFO] [stderr]     Checking multibase v0.9.1
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]     Checking serde-big-array v0.3.3
[INFO] [stderr]     Checking serde_bytes v0.11.12
[INFO] [stderr]     Checking cbor4ii v0.2.14
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling multihash-derive v0.8.0
[INFO] [stderr]     Checking multihash v0.18.1
[INFO] [stderr]     Checking cid v0.10.1
[INFO] [stderr]     Checking libipld-core v0.16.0
[INFO] [stderr]     Checking serde_ipld_dagcbor v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.66s
[INFO] running `Command { std: "docker" "inspect" "16426b437eb9fb920347c88c0d3db6e617dec6f908f6eec28fc8616448c27c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16426b437eb9fb920347c88c0d3db6e617dec6f908f6eec28fc8616448c27c8f", kill_on_drop: false }`
[INFO] [stdout] 16426b437eb9fb920347c88c0d3db6e617dec6f908f6eec28fc8616448c27c8f
[INFO] checking serde_ipld_dagcbor-0.4.2 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-2
[INFO] extracting crate serde_ipld_dagcbor 0.4.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate serde_ipld_dagcbor 0.4.2 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_ipld_dagcbor 0.4.2
[INFO] finished tweaking crates.io crate serde_ipld_dagcbor 0.4.2
[INFO] tweaked toml for crates.io crate serde_ipld_dagcbor 0.4.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate serde_ipld_dagcbor 0.4.2 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b21c28f1137638ac8a110dba77aae932688fb189d33fb2e1f0ea6e15e117275
[INFO] running `Command { std: "docker" "start" "-a" "6b21c28f1137638ac8a110dba77aae932688fb189d33fb2e1f0ea6e15e117275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b21c28f1137638ac8a110dba77aae932688fb189d33fb2e1f0ea6e15e117275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b21c28f1137638ac8a110dba77aae932688fb189d33fb2e1f0ea6e15e117275", kill_on_drop: false }`
[INFO] [stdout] 6b21c28f1137638ac8a110dba77aae932688fb189d33fb2e1f0ea6e15e117275
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85ea29f0f5378f76bcef8c95076c4bde9e9b810cbb10ff564982b54186662950
[INFO] running `Command { std: "docker" "start" "-a" "85ea29f0f5378f76bcef8c95076c4bde9e9b810cbb10ff564982b54186662950", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "85ea29f0f5378f76bcef8c95076c4bde9e9b810cbb10ff564982b54186662950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85ea29f0f5378f76bcef8c95076c4bde9e9b810cbb10ff564982b54186662950", kill_on_drop: false }`
[INFO] [stdout] 85ea29f0f5378f76bcef8c95076c4bde9e9b810cbb10ff564982b54186662950