[INFO] fetching crate tmux_min_attacher 1.0.0... [INFO] testing tmux_min_attacher-1.0.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate tmux_min_attacher 1.0.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate tmux_min_attacher 1.0.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tmux_min_attacher 1.0.0 [INFO] finished tweaking crates.io crate tmux_min_attacher 1.0.0 [INFO] tweaked toml for crates.io crate tmux_min_attacher 1.0.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 73287feac329ad1ebb321331636ac5c8274ae21abab311a199233db0a0d21a5c [INFO] running `Command { std: "docker" "start" "-a" "73287feac329ad1ebb321331636ac5c8274ae21abab311a199233db0a0d21a5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73287feac329ad1ebb321331636ac5c8274ae21abab311a199233db0a0d21a5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73287feac329ad1ebb321331636ac5c8274ae21abab311a199233db0a0d21a5c", kill_on_drop: false }` [INFO] [stdout] 73287feac329ad1ebb321331636ac5c8274ae21abab311a199233db0a0d21a5c [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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 05d8c8f409ed8e9aa3c7044e277ef3e9a1d10ed377db36fd9a4a9e508baa9e26 [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" "05d8c8f409ed8e9aa3c7044e277ef3e9a1d10ed377db36fd9a4a9e508baa9e26", kill_on_drop: false }` [INFO] [stderr] Compiling bitflags v0.4.0 [INFO] [stderr] Compiling nix v0.5.1 [INFO] [stderr] Compiling tmux_min_attacher v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:44:64 [INFO] [stdout] | [INFO] [stdout] 44 | println!("execvp of {:?} failed: {:?}", program, e.description()); [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 dev [unoptimized + debuginfo] target(s) in 2.84s [INFO] running `Command { std: "docker" "inspect" "05d8c8f409ed8e9aa3c7044e277ef3e9a1d10ed377db36fd9a4a9e508baa9e26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05d8c8f409ed8e9aa3c7044e277ef3e9a1d10ed377db36fd9a4a9e508baa9e26", kill_on_drop: false }` [INFO] [stdout] 05d8c8f409ed8e9aa3c7044e277ef3e9a1d10ed377db36fd9a4a9e508baa9e26 [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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] b597860596aef68c63b854c0fe1fb28c361705adb30ed419e9005227ee7bc9ac [INFO] running `Command { std: "docker" "start" "-a" "b597860596aef68c63b854c0fe1fb28c361705adb30ed419e9005227ee7bc9ac", kill_on_drop: false }` [INFO] [stderr] Compiling tmux_min_attacher v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:44:64 [INFO] [stdout] | [INFO] [stdout] 44 | println!("execvp of {:?} failed: {:?}", program, e.description()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:94:27 [INFO] [stdout] | [INFO] [stdout] 94 | Some(n) => panic!(format!("Should have returned 11, got {}!", n)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 94 - Some(n) => panic!(format!("Should have returned 11, got {}!", n)), [INFO] [stdout] 94 + Some(n) => panic!("Should have returned 11, got {}!", n), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:102:27 [INFO] [stdout] | [INFO] [stdout] 102 | Some(n) => panic!(format!("Should have returned None, got {}!", n)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 102 - Some(n) => panic!(format!("Should have returned None, got {}!", n)), [INFO] [stdout] 102 + Some(n) => panic!("Should have returned None, got {}!", n), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:110:27 [INFO] [stdout] | [INFO] [stdout] 110 | Some(n) => panic!(format!("Should have returned None, got {}!", n)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 110 - Some(n) => panic!(format!("Should have returned None, got {}!", n)), [INFO] [stdout] 110 + Some(n) => panic!("Should have returned None, got {}!", n), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.69s [INFO] running `Command { std: "docker" "inspect" "b597860596aef68c63b854c0fe1fb28c361705adb30ed419e9005227ee7bc9ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b597860596aef68c63b854c0fe1fb28c361705adb30ed419e9005227ee7bc9ac", kill_on_drop: false }` [INFO] [stdout] b597860596aef68c63b854c0fe1fb28c361705adb30ed419e9005227ee7bc9ac [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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 27061837f9dff508eee93665bdaa6940e84173787089aadd03ad4f04c42a194b [INFO] running `Command { std: "docker" "start" "-a" "27061837f9dff508eee93665bdaa6940e84173787089aadd03ad4f04c42a194b", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:44:64 [INFO] [stderr] | [INFO] [stderr] 44 | println!("execvp of {:?} failed: {:?}", program, e.description()); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/main.rs:94:27 [INFO] [stderr] | [INFO] [stderr] 94 | Some(n) => panic!(format!("Should have returned 11, got {}!", n)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 94 - Some(n) => panic!(format!("Should have returned 11, got {}!", n)), [INFO] [stderr] 94 + Some(n) => panic!("Should have returned 11, got {}!", n), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/main.rs:102:27 [INFO] [stderr] | [INFO] [stderr] 102 | Some(n) => panic!(format!("Should have returned None, got {}!", n)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 102 - Some(n) => panic!(format!("Should have returned None, got {}!", n)), [INFO] [stderr] 102 + Some(n) => panic!("Should have returned None, got {}!", n), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/main.rs:110:27 [INFO] [stderr] | [INFO] [stderr] 110 | Some(n) => panic!(format!("Should have returned None, got {}!", n)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 110 - Some(n) => panic!(format!("Should have returned None, got {}!", n)), [INFO] [stderr] 110 + Some(n) => panic!("Should have returned None, got {}!", n), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `tmux_min_attacher` (bin "tmux_min_attacher" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tmux_min_attacher-570d7f4b68d9b448) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test_detached_sessions ... ok [INFO] [stdout] test test_session_number_with_attached_session ... ok [INFO] [stdout] test test_session_number_with_numbers ... ok [INFO] [stdout] test test_session_number_with_strings ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "27061837f9dff508eee93665bdaa6940e84173787089aadd03ad4f04c42a194b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27061837f9dff508eee93665bdaa6940e84173787089aadd03ad4f04c42a194b", kill_on_drop: false }` [INFO] [stdout] 27061837f9dff508eee93665bdaa6940e84173787089aadd03ad4f04c42a194b