[INFO] fetching crate kanils 1.2.0...
[INFO] testing kanils-1.2.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate kanils 1.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate kanils 1.2.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kanils 1.2.0
[INFO] finished tweaking crates.io crate kanils 1.2.0
[INFO] tweaked toml for crates.io crate kanils 1.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate kanils 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded terminal_size v0.1.13
[INFO] [stderr]   Downloaded termios v0.3.2
[INFO] [stderr]   Downloaded parking_lot v0.11.0
[INFO] [stderr]   Downloaded procinfo v0.4.2
[INFO] [stderr]   Downloaded prometrics v0.1.13
[INFO] [stderr]   Downloaded syn v1.0.38
[INFO] [stderr]   Downloaded nbchan v0.1.3
[INFO] [stderr]   Downloaded nom v2.2.1
[INFO] [stderr]   Downloaded cannyls v0.10.0
[INFO] [stderr]   Downloaded console v0.12.0
[INFO] [stderr]   Downloaded lock_api v0.4.1
[INFO] [stderr]   Downloaded utf8parse v0.1.1
[INFO] [stderr]   Downloaded splay_tree v0.2.10
[INFO] [stderr]   Downloaded clap v2.33.2
[INFO] [stderr]   Downloaded trackable_derive v0.1.3
[INFO] [stderr]   Downloaded rustyline v5.0.6
[INFO] [stderr]   Downloaded cc v1.0.58
[INFO] [stderr]   Downloaded fibers v0.1.13
[INFO] [stderr]   Downloaded atomic_immut v0.1.4
[INFO] [stderr]   Downloaded trackable v0.2.23
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3da9e2696751ed16b3732e77fe4d8092e9a9fc0612ca4d021c38d28f7e2f1d75
[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" "3da9e2696751ed16b3732e77fe4d8092e9a9fc0612ca4d021c38d28f7e2f1d75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3da9e2696751ed16b3732e77fe4d8092e9a9fc0612ca4d021c38d28f7e2f1d75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3da9e2696751ed16b3732e77fe4d8092e9a9fc0612ca4d021c38d28f7e2f1d75", kill_on_drop: false }`
[INFO] [stdout] 3da9e2696751ed16b3732e77fe4d8092e9a9fc0612ca4d021c38d28f7e2f1d75
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] 5280044314fc31142982507ad093af24149246efa1eb8199ed8bd15e0af4ca12
[INFO] running `Command { std: "docker" "start" "-a" "5280044314fc31142982507ad093af24149246efa1eb8199ed8bd15e0af4ca12", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling instant v0.1.6
[INFO] [stderr]    Compiling smallvec v1.4.1
[INFO] [stderr]    Compiling nom v2.2.1
[INFO] [stderr]    Compiling atomic_immut v0.1.4
[INFO] [stderr]    Compiling termios v0.3.2
[INFO] [stderr]    Compiling terminal_size v0.1.13
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling clap v2.33.2
[INFO] [stderr]    Compiling fibers v0.1.13
[INFO] [stderr]    Compiling number_prefix v0.2.8
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling console v0.12.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling indicatif v0.11.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling rustyline v5.0.6
[INFO] [stderr]    Compiling trackable_derive v0.1.3
[INFO] [stderr]    Compiling trackable v0.2.23
[INFO] [stderr]    Compiling prometrics v0.1.13
[INFO] [stderr]    Compiling cannyls v0.10.0
[INFO] [stderr]    Compiling kanils v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.34s
[INFO] running `Command { std: "docker" "inspect" "5280044314fc31142982507ad093af24149246efa1eb8199ed8bd15e0af4ca12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5280044314fc31142982507ad093af24149246efa1eb8199ed8bd15e0af4ca12", kill_on_drop: false }`
[INFO] [stdout] 5280044314fc31142982507ad093af24149246efa1eb8199ed8bd15e0af4ca12
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] 2d4be86cb0d58ea672d863124d4151eccb903a5d41f13ba90074544d9d61b631
[INFO] running `Command { std: "docker" "start" "-a" "2d4be86cb0d58ea672d863124d4151eccb903a5d41f13ba90074544d9d61b631", kill_on_drop: false }`
[INFO] [stderr]    Compiling kanils v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/handle.rs:326:40
[INFO] [stdout]     |
[INFO] [stdout] 326 |         assert!(handle.delete_key(0)?, true);
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 326 |         assert!(handle.delete_key(0)?, "{}", 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 5.16s
[INFO] running `Command { std: "docker" "inspect" "2d4be86cb0d58ea672d863124d4151eccb903a5d41f13ba90074544d9d61b631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d4be86cb0d58ea672d863124d4151eccb903a5d41f13ba90074544d9d61b631", kill_on_drop: false }`
[INFO] [stdout] 2d4be86cb0d58ea672d863124d4151eccb903a5d41f13ba90074544d9d61b631
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 79f39ccdc2dfb53b8c1e1859a71a346dc4813d265fa420eba0210273b4c7ceaa
[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" "79f39ccdc2dfb53b8c1e1859a71a346dc4813d265fa420eba0210273b4c7ceaa", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/handle.rs:326:40
[INFO] [stderr]     |
[INFO] [stderr] 326 |         assert!(handle.delete_key(0)?, true);
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 326 |         assert!(handle.delete_key(0)?, "{}", true);
[INFO] [stderr]     |                                        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `kanils` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kanils-85ac27eb32af85a4)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test handle::tests::delete_works ... ok
[INFO] [stdout] test handle::tests::overwrite_works ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kanils-5d9f8204189e4ad9)
[INFO] [stdout] test handle::tests::puts_and_gets_bytes ... ok
[INFO] [stderr]    Doc-tests kanils
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[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] [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" "79f39ccdc2dfb53b8c1e1859a71a346dc4813d265fa420eba0210273b4c7ceaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79f39ccdc2dfb53b8c1e1859a71a346dc4813d265fa420eba0210273b4c7ceaa", kill_on_drop: false }`
[INFO] [stdout] 79f39ccdc2dfb53b8c1e1859a71a346dc4813d265fa420eba0210273b4c7ceaa
