[INFO] cloning repository https://github.com/brainvader/serde-bayard
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brainvader/serde-bayard" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrainvader%2Fserde-bayard", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrainvader%2Fserde-bayard'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4df84f4cc99ef0c7bd87d90d10ed7841c796982
[INFO] testing brainvader/serde-bayard against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrainvader%2Fserde-bayard" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brainvader/serde-bayard on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brainvader/serde-bayard
[INFO] finished tweaking git repo https://github.com/brainvader/serde-bayard
[INFO] tweaked toml for git repo https://github.com/brainvader/serde-bayard written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/brainvader/serde-bayard already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4a67255f6b89333867dfcefd9cb0fb700c5dddae90dff7075260638103146153
[INFO] running `Command { std: "docker" "start" "-a" "4a67255f6b89333867dfcefd9cb0fb700c5dddae90dff7075260638103146153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a67255f6b89333867dfcefd9cb0fb700c5dddae90dff7075260638103146153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a67255f6b89333867dfcefd9cb0fb700c5dddae90dff7075260638103146153", kill_on_drop: false }`
[INFO] [stdout] 4a67255f6b89333867dfcefd9cb0fb700c5dddae90dff7075260638103146153
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e5c5098642bd8454cbb357857702d004f43b198377f906f0bf150a79fbb21a3
[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" "9e5c5098642bd8454cbb357857702d004f43b198377f906f0bf150a79fbb21a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling serde_json v1.0.52
[INFO] [stderr]    Compiling serde-bayard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.63s
[INFO] running `Command { std: "docker" "inspect" "9e5c5098642bd8454cbb357857702d004f43b198377f906f0bf150a79fbb21a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e5c5098642bd8454cbb357857702d004f43b198377f906f0bf150a79fbb21a3", kill_on_drop: false }`
[INFO] [stdout] 9e5c5098642bd8454cbb357857702d004f43b198377f906f0bf150a79fbb21a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ca6e5237495675d8ef0839bf7c8c1a7fb9ea01bfb4e64041b2e2945e4be8a4c4
[INFO] running `Command { std: "docker" "start" "-a" "ca6e5237495675d8ef0839bf7c8c1a7fb9ea01bfb4e64041b2e2945e4be8a4c4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde-bayard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `evangelion_01`
[INFO] [stdout]   --> examples/enum_internally_tagged.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let evangelion_01 = Character::Evangelion {
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_evangelion_01`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sachiel`
[INFO] [stdout]   --> examples/enum_internally_tagged.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let sachiel = Character::Angel {
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sachiel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `evangelion_01`
[INFO] [stdout]   --> examples/enum_adjacently_tagged.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let evangelion_01 = Character::Evangelion {
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_evangelion_01`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sachiel`
[INFO] [stdout]   --> examples/enum_adjacently_tagged.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let sachiel = Character::Angel {
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sachiel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `evangelion_01`
[INFO] [stdout]   --> examples/enum_untagged.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let evangelion_01 = Character::Evangelion {
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_evangelion_01`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sachiel`
[INFO] [stdout]   --> examples/enum_untagged.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let sachiel = Character::Angel {
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sachiel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `evangelion_01`
[INFO] [stdout]   --> examples/enum_externally_tagged.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let evangelion_01 = Character::Evangelion {
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_evangelion_01`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sachiel`
[INFO] [stdout]   --> examples/enum_externally_tagged.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let sachiel = Character::Angel {
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sachiel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "ca6e5237495675d8ef0839bf7c8c1a7fb9ea01bfb4e64041b2e2945e4be8a4c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca6e5237495675d8ef0839bf7c8c1a7fb9ea01bfb4e64041b2e2945e4be8a4c4", kill_on_drop: false }`
[INFO] [stdout] ca6e5237495675d8ef0839bf7c8c1a7fb9ea01bfb4e64041b2e2945e4be8a4c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8d85e2d4c1464edbce42307529a21e5580631e227764b8789d3cc6aabed4f2d8
[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" "8d85e2d4c1464edbce42307529a21e5580631e227764b8789d3cc6aabed4f2d8", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `evangelion_01`
[INFO] [stderr]   --> examples/enum_adjacently_tagged.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let evangelion_01 = Character::Evangelion {
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_evangelion_01`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sachiel`
[INFO] [stderr]   --> examples/enum_adjacently_tagged.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let sachiel = Character::Angel {
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sachiel`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `evangelion_01`
[INFO] [stderr]   --> examples/enum_internally_tagged.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let evangelion_01 = Character::Evangelion {
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_evangelion_01`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sachiel`
[INFO] [stderr]   --> examples/enum_internally_tagged.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let sachiel = Character::Angel {
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sachiel`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `evangelion_01`
[INFO] [stderr]   --> examples/enum_untagged.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let evangelion_01 = Character::Evangelion {
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_evangelion_01`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sachiel`
[INFO] [stderr]   --> examples/enum_untagged.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let sachiel = Character::Angel {
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sachiel`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `evangelion_01`
[INFO] [stderr]   --> examples/enum_externally_tagged.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let evangelion_01 = Character::Evangelion {
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_evangelion_01`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sachiel`
[INFO] [stderr]   --> examples/enum_externally_tagged.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let sachiel = Character::Angel {
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sachiel`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_bayard-bb86af0668a551c6
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8d85e2d4c1464edbce42307529a21e5580631e227764b8789d3cc6aabed4f2d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d85e2d4c1464edbce42307529a21e5580631e227764b8789d3cc6aabed4f2d8", kill_on_drop: false }`
[INFO] [stdout] 8d85e2d4c1464edbce42307529a21e5580631e227764b8789d3cc6aabed4f2d8