[INFO] fetching crate kes 0.16.0...
[INFO] testing kes-0.16.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate kes 0.16.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate kes 0.16.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kes 0.16.0
[INFO] finished tweaking crates.io crate kes 0.16.0
[INFO] tweaked toml for crates.io crate kes 0.16.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate kes 0.16.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded string_cache v0.8.1
[INFO] [stderr]   Downloaded lalrpop-util v0.19.1
[INFO] [stderr]   Downloaded ahash v0.6.1
[INFO] [stderr]   Downloaded ena v0.14.0
[INFO] [stderr]   Downloaded lalrpop v0.19.1
[INFO] [stderr]   Downloaded string-interner v0.12.1
[INFO] [stderr]   Downloaded ctor v0.1.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9bb6c6205b25d984c4abb13d0c018534282d5c537abe57e96d57ea7e6c5cf224
[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" "9bb6c6205b25d984c4abb13d0c018534282d5c537abe57e96d57ea7e6c5cf224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bb6c6205b25d984c4abb13d0c018534282d5c537abe57e96d57ea7e6c5cf224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bb6c6205b25d984c4abb13d0c018534282d5c537abe57e96d57ea7e6c5cf224", kill_on_drop: false }`
[INFO] [stdout] 9bb6c6205b25d984c4abb13d0c018534282d5c537abe57e96d57ea7e6c5cf224
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abf41257bb55b6b97792d7c1cb32a29dd4fe51572bf8b25430bfbe8037e25275
[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" "abf41257bb55b6b97792d7c1cb32a29dd4fe51572bf8b25430bfbe8037e25275", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling ahash v0.4.6
[INFO] [stderr]    Compiling lalrpop-util v0.19.1
[INFO] [stderr]    Compiling ahash v0.6.1
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]    Compiling string-interner v0.12.1
[INFO] [stderr]    Compiling lalrpop v0.19.1
[INFO] [stderr]    Compiling kes v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "abf41257bb55b6b97792d7c1cb32a29dd4fe51572bf8b25430bfbe8037e25275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abf41257bb55b6b97792d7c1cb32a29dd4fe51572bf8b25430bfbe8037e25275", kill_on_drop: false }`
[INFO] [stdout] abf41257bb55b6b97792d7c1cb32a29dd4fe51572bf8b25430bfbe8037e25275
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 785f9038663228c8a09f52c9ebcb409708ead921951462ed92bfa2b82057825a
[INFO] running `Command { std: "docker" "start" "-a" "785f9038663228c8a09f52c9ebcb409708ead921951462ed92bfa2b82057825a", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling kes v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.35s
[INFO] running `Command { std: "docker" "inspect" "785f9038663228c8a09f52c9ebcb409708ead921951462ed92bfa2b82057825a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "785f9038663228c8a09f52c9ebcb409708ead921951462ed92bfa2b82057825a", kill_on_drop: false }`
[INFO] [stdout] 785f9038663228c8a09f52c9ebcb409708ead921951462ed92bfa2b82057825a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1cb77d7b7e622e70e31a9d2006b8b4bcc2c6ee0235975752a35e1a9af87a55bf
[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" "1cb77d7b7e622e70e31a9d2006b8b4bcc2c6ee0235975752a35e1a9af87a55bf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kes-aa5c15dabc261a77
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test compiler::tests::builtin ... ok
[INFO] [stdout] test compiler::tests::and_or ... ok
[INFO] [stdout] test compiler::tests::comment ... ok
[INFO] [stdout] test compiler::tests::conditional ... ok
[INFO] [stdout] test compiler::tests::exit ... ok
[INFO] [stdout] test compiler::tests::if_simple ... ok
[INFO] [stdout] test context::tests::error_line_no ... ok
[INFO] [stdout] test compiler::tests::print ... ok
[INFO] [stdout] test context::tests::if_test ... ok
[INFO] [stdout] test formatter::tests::paren_test ... ok
[INFO] [stdout] test formatter::tests::simple ... ok
[INFO] [stdout] test formatter::tests::end_comment ... ok
[INFO] [stdout] test compiler::tests::while_simple ... ok
[INFO] [stdout] test formatter::tests::if_else ... ok
[INFO] [stdout] test formatter::tests::if_else_comment ... ok
[INFO] [stdout] test compiler::tests::simple ... ok
[INFO] [stdout] test context::tests::loop_test ... ok
[INFO] [stdout] test parser::tests::compare ... ok
[INFO] [stdout] test lexer::lex_test ... ok
[INFO] [stdout] test parser::tests::print ... ok
[INFO] [stdout] test program::tests::test_serde ... ok
[INFO] [stdout] test parser::tests::add ... ok
[INFO] [stdout] test parser::tests::variable ... ok
[INFO] [stdout] test formatter::tests::work ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kes
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1cb77d7b7e622e70e31a9d2006b8b4bcc2c6ee0235975752a35e1a9af87a55bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cb77d7b7e622e70e31a9d2006b8b4bcc2c6ee0235975752a35e1a9af87a55bf", kill_on_drop: false }`
[INFO] [stdout] 1cb77d7b7e622e70e31a9d2006b8b4bcc2c6ee0235975752a35e1a9af87a55bf