[INFO] fetching crate json-checker 0.1.1...
[INFO] testing json-checker-0.1.1 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate json-checker 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate json-checker 0.1.1 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json-checker 0.1.1
[INFO] finished tweaking crates.io crate json-checker 0.1.1
[INFO] tweaked toml for crates.io crate json-checker 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate json-checker 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e33ff8be82ee546b5e90ecb3bfef65adee10bf366011b3666d0f6db54d4f3684
[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" "e33ff8be82ee546b5e90ecb3bfef65adee10bf366011b3666d0f6db54d4f3684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e33ff8be82ee546b5e90ecb3bfef65adee10bf366011b3666d0f6db54d4f3684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e33ff8be82ee546b5e90ecb3bfef65adee10bf366011b3666d0f6db54d4f3684", kill_on_drop: false }`
[INFO] [stdout] e33ff8be82ee546b5e90ecb3bfef65adee10bf366011b3666d0f6db54d4f3684
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--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] 7530e0b1296c5586108dd6eda8010004b02d643a654e0b29bbf17f0b0fdabc68
[INFO] running `Command { std: "docker" "start" "-a" "7530e0b1296c5586108dd6eda8010004b02d643a654e0b29bbf17f0b0fdabc68", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling json-checker v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.70s
[INFO] running `Command { std: "docker" "inspect" "7530e0b1296c5586108dd6eda8010004b02d643a654e0b29bbf17f0b0fdabc68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7530e0b1296c5586108dd6eda8010004b02d643a654e0b29bbf17f0b0fdabc68", kill_on_drop: false }`
[INFO] [stdout] 7530e0b1296c5586108dd6eda8010004b02d643a654e0b29bbf17f0b0fdabc68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca0caf953791abe53c92cb5f9ad3ef3647413cb60635005dc46b5140da9d6091
[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" "ca0caf953791abe53c92cb5f9ad3ef3647413cb60635005dc46b5140da9d6091", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-checker v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]   --> examples/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     printw("Enter a json string: ");
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "ca0caf953791abe53c92cb5f9ad3ef3647413cb60635005dc46b5140da9d6091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca0caf953791abe53c92cb5f9ad3ef3647413cb60635005dc46b5140da9d6091", kill_on_drop: false }`
[INFO] [stdout] ca0caf953791abe53c92cb5f9ad3ef3647413cb60635005dc46b5140da9d6091
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 68088396d1c888921d1f2f07fb5ebae8027ed14f92365093dac44a647f3989d5
[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" "68088396d1c888921d1f2f07fb5ebae8027ed14f92365093dac44a647f3989d5", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]   --> examples/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     printw("Enter a json string: ");
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/json_checker-316c3473b6abc88a
[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] [stderr]    Doc-tests json-checker
[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" "68088396d1c888921d1f2f07fb5ebae8027ed14f92365093dac44a647f3989d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68088396d1c888921d1f2f07fb5ebae8027ed14f92365093dac44a647f3989d5", kill_on_drop: false }`
[INFO] [stdout] 68088396d1c888921d1f2f07fb5ebae8027ed14f92365093dac44a647f3989d5