[INFO] fetching crate mc-varint 0.1.1...
[INFO] testing mc-varint-0.1.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate mc-varint 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mc-varint 0.1.1 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mc-varint 0.1.1
[INFO] finished tweaking crates.io crate mc-varint 0.1.1
[INFO] tweaked toml for crates.io crate mc-varint 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 426e055afb4a46288c32dc0e71dc68b931c4061dc22cd80311a64c5ac4706f5a
[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" "426e055afb4a46288c32dc0e71dc68b931c4061dc22cd80311a64c5ac4706f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "426e055afb4a46288c32dc0e71dc68b931c4061dc22cd80311a64c5ac4706f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "426e055afb4a46288c32dc0e71dc68b931c4061dc22cd80311a64c5ac4706f5a", kill_on_drop: false }`
[INFO] [stdout] 426e055afb4a46288c32dc0e71dc68b931c4061dc22cd80311a64c5ac4706f5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f64a13fb7c642b9997985d19a1d48ddd450d0adb38eee05afbbc37b749eae4e
[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" "9f64a13fb7c642b9997985d19a1d48ddd450d0adb38eee05afbbc37b749eae4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling mc-varint v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "9f64a13fb7c642b9997985d19a1d48ddd450d0adb38eee05afbbc37b749eae4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f64a13fb7c642b9997985d19a1d48ddd450d0adb38eee05afbbc37b749eae4e", kill_on_drop: false }`
[INFO] [stdout] 9f64a13fb7c642b9997985d19a1d48ddd450d0adb38eee05afbbc37b749eae4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 3824a40f54c201fe8c3ab4d0d8ba9ec1ff9dda37f129991b12d9a400a1493ebf
[INFO] running `Command { std: "docker" "start" "-a" "3824a40f54c201fe8c3ab4d0d8ba9ec1ff9dda37f129991b12d9a400a1493ebf", kill_on_drop: false }`
[INFO] [stderr]    Compiling mc-varint v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "3824a40f54c201fe8c3ab4d0d8ba9ec1ff9dda37f129991b12d9a400a1493ebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3824a40f54c201fe8c3ab4d0d8ba9ec1ff9dda37f129991b12d9a400a1493ebf", kill_on_drop: false }`
[INFO] [stdout] 3824a40f54c201fe8c3ab4d0d8ba9ec1ff9dda37f129991b12d9a400a1493ebf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 645f64964721fc13770ed5bedef95ed0e5297965a17bf3d773f06a48109298b7
[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" "645f64964721fc13770ed5bedef95ed0e5297965a17bf3d773f06a48109298b7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mc_varint-f18e45b835d1d3b6
[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]      Running /opt/rustwide/target/debug/deps/var_int-6659682045543a25
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test var_int_size ... ok
[INFO] [stdout] test var_int_read_err ... ok
[INFO] [stdout] test var_int_write_exact ... ok
[INFO] [stdout] test var_long_size ... ok
[INFO] [stdout] test var_int_read_exact ... ok
[INFO] [stdout] test var_int_read_oversize ... ok
[INFO] [stdout] test var_int_beat_matching ... ok
[INFO] [stdout] test var_int_default ... ok
[INFO] [stdout] test var_long_beat_matching ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mc-varint
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - VarLongWrite (line 132) ... ok
[INFO] [stdout] test src/lib.rs - VarIntWrite (line 132) ... ok
[INFO] [stdout] test src/lib.rs - VarIntRead (line 76) ... ok
[INFO] [stdout] test src/lib.rs - VarLongRead (line 76) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "645f64964721fc13770ed5bedef95ed0e5297965a17bf3d773f06a48109298b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "645f64964721fc13770ed5bedef95ed0e5297965a17bf3d773f06a48109298b7", kill_on_drop: false }`
[INFO] [stdout] 645f64964721fc13770ed5bedef95ed0e5297965a17bf3d773f06a48109298b7