[INFO] crate hex-buffer-serde 0.2.1 is already in cache
[INFO] testing hex-buffer-serde-0.2.1 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate hex-buffer-serde 0.2.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate hex-buffer-serde 0.2.1 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hex-buffer-serde 0.2.1
[INFO] finished tweaking crates.io crate hex-buffer-serde 0.2.1
[INFO] tweaked toml for crates.io crate hex-buffer-serde 0.2.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate hex-buffer-serde 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee06f97975e5d0340d8f2277284b446ac1db44a1700289b32f19fe2b083b388a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ee06f97975e5d0340d8f2277284b446ac1db44a1700289b32f19fe2b083b388a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee06f97975e5d0340d8f2277284b446ac1db44a1700289b32f19fe2b083b388a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee06f97975e5d0340d8f2277284b446ac1db44a1700289b32f19fe2b083b388a", kill_on_drop: false }`
[INFO] [stdout] ee06f97975e5d0340d8f2277284b446ac1db44a1700289b32f19fe2b083b388a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 336fb3e2c35bf1d96bc902a3c3a92408adf7c9334986c4f5f5b0654457a85431
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "336fb3e2c35bf1d96bc902a3c3a92408adf7c9334986c4f5f5b0654457a85431", kill_on_drop: false }`
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling hex-buffer-serde v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "336fb3e2c35bf1d96bc902a3c3a92408adf7c9334986c4f5f5b0654457a85431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "336fb3e2c35bf1d96bc902a3c3a92408adf7c9334986c4f5f5b0654457a85431", kill_on_drop: false }`
[INFO] [stdout] 336fb3e2c35bf1d96bc902a3c3a92408adf7c9334986c4f5f5b0654457a85431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 723f4acf08406ea5c1b6a197eaa648753b2f54493c0ed2d3d96ca017695e7a0e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "723f4acf08406ea5c1b6a197eaa648753b2f54493c0ed2d3d96ca017695e7a0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling subtle v2.2.2
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling zeroize v1.1.0
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling half v1.5.0
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling curve25519-dalek v2.0.0
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling hex-buffer-serde v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 30.59s
[INFO] running `Command { std: "docker" "inspect" "723f4acf08406ea5c1b6a197eaa648753b2f54493c0ed2d3d96ca017695e7a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "723f4acf08406ea5c1b6a197eaa648753b2f54493c0ed2d3d96ca017695e7a0e", kill_on_drop: false }`
[INFO] [stdout] 723f4acf08406ea5c1b6a197eaa648753b2f54493c0ed2d3d96ca017695e7a0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f03fcf16bdad1407c00a42d751d12b5ac213ad33bc0e0172591776ca85adb1b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2f03fcf16bdad1407c00a42d751d12b5ac213ad33bc0e0172591776ca85adb1b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hex_buffer_serde-ab8c567ac63d7132
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr]    Doc-tests hex-buffer-serde
[INFO] [stdout] test tests::internal_type ... ok
[INFO] [stdout] test tests::internal_type_with_derived_serde_code ... ok
[INFO] [stdout] test tests::deserializing_flattened_field ... ok
[INFO] [stdout] test tests::external_type ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 96) ... ok
[INFO] [stdout] test src/lib.rs - (line 46) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2f03fcf16bdad1407c00a42d751d12b5ac213ad33bc0e0172591776ca85adb1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f03fcf16bdad1407c00a42d751d12b5ac213ad33bc0e0172591776ca85adb1b", kill_on_drop: false }`
[INFO] [stdout] 2f03fcf16bdad1407c00a42d751d12b5ac213ad33bc0e0172591776ca85adb1b