[INFO] fetching crate simpletcp 1.2.1...
[INFO] testing simpletcp-1.2.1 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate simpletcp 1.2.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate simpletcp 1.2.1 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simpletcp 1.2.1
[INFO] finished tweaking crates.io crate simpletcp 1.2.1
[INFO] tweaked toml for crates.io crate simpletcp 1.2.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate simpletcp 1.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] bad13e736b980146fee261d32df113441c380695efb540972e9110b4523cbb1c
[INFO] running `Command { std: "docker" "start" "-a" "bad13e736b980146fee261d32df113441c380695efb540972e9110b4523cbb1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bad13e736b980146fee261d32df113441c380695efb540972e9110b4523cbb1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bad13e736b980146fee261d32df113441c380695efb540972e9110b4523cbb1c", kill_on_drop: false }`
[INFO] [stdout] bad13e736b980146fee261d32df113441c380695efb540972e9110b4523cbb1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a95dc4ad4e2379027d5aac9369080432de1dfa03a461251e4e00be056fe4833
[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" "1a95dc4ad4e2379027d5aac9369080432de1dfa03a461251e4e00be056fe4833", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling libloading v0.6.3
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling clang-sys v1.0.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling simpletcp v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "1a95dc4ad4e2379027d5aac9369080432de1dfa03a461251e4e00be056fe4833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a95dc4ad4e2379027d5aac9369080432de1dfa03a461251e4e00be056fe4833", kill_on_drop: false }`
[INFO] [stdout] 1a95dc4ad4e2379027d5aac9369080432de1dfa03a461251e4e00be056fe4833
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3b63fa0fcb10491b27610dfc6d5860aecd5d2d84602c5f585a2e81a3f162b83
[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" "d3b63fa0fcb10491b27610dfc6d5860aecd5d2d84602c5f585a2e81a3f162b83", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling simpletcp v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/simpletcp/tests.rs:38:40
[INFO] [stdout]    |
[INFO] [stdout] 38 |     assert!(client.nodelay().unwrap(), true);
[INFO] [stdout]    |                                        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 38 |     assert!(client.nodelay().unwrap(), "{}", true);
[INFO] [stdout]    |                                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.94s
[INFO] running `Command { std: "docker" "inspect" "d3b63fa0fcb10491b27610dfc6d5860aecd5d2d84602c5f585a2e81a3f162b83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3b63fa0fcb10491b27610dfc6d5860aecd5d2d84602c5f585a2e81a3f162b83", kill_on_drop: false }`
[INFO] [stdout] d3b63fa0fcb10491b27610dfc6d5860aecd5d2d84602c5f585a2e81a3f162b83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d5e688dd3d46ebbc5c4c0f60844be304a0ae9aac934e0b7e3c59eddb2e968923
[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" "d5e688dd3d46ebbc5c4c0f60844be304a0ae9aac934e0b7e3c59eddb2e968923", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/simpletcp/tests.rs:38:40
[INFO] [stderr]    |
[INFO] [stderr] 38 |     assert!(client.nodelay().unwrap(), true);
[INFO] [stderr]    |                                        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 38 |     assert!(client.nodelay().unwrap(), "{}", true);
[INFO] [stderr]    |                                        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simpletcp-8138d117667e27e1)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test simpletcp::tests::message_types ... ok
[INFO] [stdout] test simpletcp::tests::create_server ... ok
[INFO] [stdout] test simpletcp::tests::client_write_server_read ... ok
[INFO] [stdout] test utils::tests::poll_both ... ok
[INFO] [stdout] test simpletcp::tests::nodelay ... ok
[INFO] [stdout] test utils::tests::poll_read_timeout ... ok
[INFO] [stdout] test utils::tests::poll_set ... ok
[INFO] [stdout] test utils::tests::poll_set_ev ... ok
[INFO] [stdout] test utils::tests::poll_read ... ok
[INFO] [stdout] test utils::tests::poll_set_timeout ... ok
[INFO] [stdout] test simpletcp::tests::write_blocking ... ok
[INFO] [stdout] test simpletcp::tests::size_exceed ... ok
[INFO] [stdout] test simpletcp::tests::server_write_client_read ... ok
[INFO] [stdout] test simpletcp::tests::accept_none ... ok
[INFO] [stdout] test simpletcp::tests::raw ... ok
[INFO] [stdout] test simpletcp::tests::raw_fragmented ... ok
[INFO] [stdout] test simpletcp::tests::read_timeout_success ... ok
[INFO] [stdout] test simpletcp::tests::accept_blocking ... ok
[INFO] [stdout] test simpletcp::tests::raw_would_block ... ok
[INFO] [stdout] test simpletcp::tests::connect ... ok
[INFO] [stdout] test simpletcp::tests::accept ... ok
[INFO] [stdout] test simpletcp::tests::read_timeout_timed_out ... ok
[INFO] [stdout] test simpletcp::tests::fingerprint ... ok
[INFO] [stdout] test simpletcp::tests::buffer_overflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 13.25s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simpletcp
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d5e688dd3d46ebbc5c4c0f60844be304a0ae9aac934e0b7e3c59eddb2e968923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5e688dd3d46ebbc5c4c0f60844be304a0ae9aac934e0b7e3c59eddb2e968923", kill_on_drop: false }`
[INFO] [stdout] d5e688dd3d46ebbc5c4c0f60844be304a0ae9aac934e0b7e3c59eddb2e968923