[INFO] fetching crate tbon 0.3.5...
[INFO] testing tbon-0.3.5 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate tbon 0.3.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate tbon 0.3.5 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tbon 0.3.5
[INFO] finished tweaking crates.io crate tbon 0.3.5
[INFO] tweaked toml for crates.io crate tbon 0.3.5 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29fd6a8cd526a6e2c6c329e328e1cb0e115c6e70cb50861a9a8334f504840599
[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" "29fd6a8cd526a6e2c6c329e328e1cb0e115c6e70cb50861a9a8334f504840599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29fd6a8cd526a6e2c6c329e328e1cb0e115c6e70cb50861a9a8334f504840599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29fd6a8cd526a6e2c6c329e328e1cb0e115c6e70cb50861a9a8334f504840599", kill_on_drop: false }`
[INFO] [stdout] 29fd6a8cd526a6e2c6c329e328e1cb0e115c6e70cb50861a9a8334f504840599
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] e4ca89e98fbd55dcf0c25fec94c3b23fdf449e7cbb70d1a477b405ac96ea8daa
[INFO] running `Command { std: "docker" "start" "-a" "e4ca89e98fbd55dcf0c25fec94c3b23fdf449e7cbb70d1a477b405ac96ea8daa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling destream v0.5.0
[INFO] [stderr]    Compiling tbon v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.30s
[INFO] running `Command { std: "docker" "inspect" "e4ca89e98fbd55dcf0c25fec94c3b23fdf449e7cbb70d1a477b405ac96ea8daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ca89e98fbd55dcf0c25fec94c3b23fdf449e7cbb70d1a477b405ac96ea8daa", kill_on_drop: false }`
[INFO] [stdout] e4ca89e98fbd55dcf0c25fec94c3b23fdf449e7cbb70d1a477b405ac96ea8daa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 0788baf071fc60a3d30eb780aa38c99fd1ba68875c93c9ff40f47e3afd75ff3c
[INFO] running `Command { std: "docker" "start" "-a" "0788baf071fc60a3d30eb780aa38c99fd1ba68875c93c9ff40f47e3afd75ff3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling async-stream v0.3.2
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling tokio-test v0.4.2
[INFO] [stderr]    Compiling tbon v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.17s
[INFO] running `Command { std: "docker" "inspect" "0788baf071fc60a3d30eb780aa38c99fd1ba68875c93c9ff40f47e3afd75ff3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0788baf071fc60a3d30eb780aa38c99fd1ba68875c93c9ff40f47e3afd75ff3c", kill_on_drop: false }`
[INFO] [stdout] 0788baf071fc60a3d30eb780aa38c99fd1ba68875c93c9ff40f47e3afd75ff3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", 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] a72ac1349367040e97aae285ebc33591b44a535f82636efa6e742f62c4dfcf12
[INFO] running `Command { std: "docker" "start" "-a" "a72ac1349367040e97aae285ebc33591b44a535f82636efa6e742f62c4dfcf12", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tbon-582a221794de03a5)
[INFO] [stdout] test tests::test_compound ... ok
[INFO] [stdout] test tests::test_strings ... ok
[INFO] [stdout] test tests::test_tuple ... ok
[INFO] [stdout] test tests::test_array ... ok
[INFO] [stderr]    Doc-tests tbon
[INFO] [stdout] test tests::test_primitives ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.24s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a72ac1349367040e97aae285ebc33591b44a535f82636efa6e742f62c4dfcf12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a72ac1349367040e97aae285ebc33591b44a535f82636efa6e742f62c4dfcf12", kill_on_drop: false }`
[INFO] [stdout] a72ac1349367040e97aae285ebc33591b44a535f82636efa6e742f62c4dfcf12