[INFO] fetching crate serde-private 1.0.0...
[INFO] testing serde-private-1.0.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate serde-private 1.0.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate serde-private 1.0.0
[INFO] finished tweaking crates.io crate serde-private 1.0.0
[INFO] tweaked toml for crates.io crate serde-private 1.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-private 1.0.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serde-private 1.0.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde-private-core v1.0.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c91e19e72f30dafb6b192fa54c1165b859eec9063246789145dede96ed1faef
[INFO] running `Command { std: "docker" "start" "-a" "2c91e19e72f30dafb6b192fa54c1165b859eec9063246789145dede96ed1faef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c91e19e72f30dafb6b192fa54c1165b859eec9063246789145dede96ed1faef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c91e19e72f30dafb6b192fa54c1165b859eec9063246789145dede96ed1faef", kill_on_drop: false }`
[INFO] [stdout] 2c91e19e72f30dafb6b192fa54c1165b859eec9063246789145dede96ed1faef
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01b9f36c25f09b935e1437a2b6be8515248411deaca25e0379166cd715d577f8
[INFO] running `Command { std: "docker" "start" "-a" "01b9f36c25f09b935e1437a2b6be8515248411deaca25e0379166cd715d577f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.225
[INFO] [stderr]    Compiling serde-private-core v1.0.0
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling serde v1.0.225
[INFO] [stderr]    Compiling serde-private v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.71s
[INFO] running `Command { std: "docker" "inspect" "01b9f36c25f09b935e1437a2b6be8515248411deaca25e0379166cd715d577f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01b9f36c25f09b935e1437a2b6be8515248411deaca25e0379166cd715d577f8", kill_on_drop: false }`
[INFO] [stdout] 01b9f36c25f09b935e1437a2b6be8515248411deaca25e0379166cd715d577f8
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b88864953f7e6c932c934a057f968c01ca3b0a3eb26ccc58a765ebe146fedc5
[INFO] running `Command { std: "docker" "start" "-a" "0b88864953f7e6c932c934a057f968c01ca3b0a3eb26ccc58a765ebe146fedc5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde-private v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "0b88864953f7e6c932c934a057f968c01ca3b0a3eb26ccc58a765ebe146fedc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b88864953f7e6c932c934a057f968c01ca3b0a3eb26ccc58a765ebe146fedc5", kill_on_drop: false }`
[INFO] [stdout] 0b88864953f7e6c932c934a057f968c01ca3b0a3eb26ccc58a765ebe146fedc5
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0826bd2a6e4e48a670bd853cc68ba8262add5d3e95307d6db689dc1ad5297d73
[INFO] running `Command { std: "docker" "start" "-a" "0826bd2a6e4e48a670bd853cc68ba8262add5d3e95307d6db689dc1ad5297d73", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_private-a6594c83e49933ac)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_private
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0826bd2a6e4e48a670bd853cc68ba8262add5d3e95307d6db689dc1ad5297d73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0826bd2a6e4e48a670bd853cc68ba8262add5d3e95307d6db689dc1ad5297d73", kill_on_drop: false }`
[INFO] [stdout] 0826bd2a6e4e48a670bd853cc68ba8262add5d3e95307d6db689dc1ad5297d73