[INFO] fetching crate replacer 0.4.0...
[INFO] testing replacer-0.4.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate replacer 0.4.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate replacer 0.4.0 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 replacer 0.4.0
[INFO] finished tweaking crates.io crate replacer 0.4.0
[INFO] tweaked toml for crates.io crate replacer 0.4.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 1a32f53452a8eaf9be9a5c50dd3916e916c452f314d7909aef807a3f7daf7f88
[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" "1a32f53452a8eaf9be9a5c50dd3916e916c452f314d7909aef807a3f7daf7f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a32f53452a8eaf9be9a5c50dd3916e916c452f314d7909aef807a3f7daf7f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a32f53452a8eaf9be9a5c50dd3916e916c452f314d7909aef807a3f7daf7f88", kill_on_drop: false }`
[INFO] [stdout] 1a32f53452a8eaf9be9a5c50dd3916e916c452f314d7909aef807a3f7daf7f88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] a0c5951e0181bd03913feb6d3ff2318fa02ebcfb6503eb85cb526bbb480de605
[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" "a0c5951e0181bd03913feb6d3ff2318fa02ebcfb6503eb85cb526bbb480de605", kill_on_drop: false }`
[INFO] [stderr]    Compiling replacer v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "a0c5951e0181bd03913feb6d3ff2318fa02ebcfb6503eb85cb526bbb480de605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0c5951e0181bd03913feb6d3ff2318fa02ebcfb6503eb85cb526bbb480de605", kill_on_drop: false }`
[INFO] [stdout] a0c5951e0181bd03913feb6d3ff2318fa02ebcfb6503eb85cb526bbb480de605
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 327dc67031c11f15295afb101240b751899817169e467c6f71470fac6b29c193
[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" "327dc67031c11f15295afb101240b751899817169e467c6f71470fac6b29c193", kill_on_drop: false }`
[INFO] [stderr]    Compiling replacer v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.31s
[INFO] running `Command { std: "docker" "inspect" "327dc67031c11f15295afb101240b751899817169e467c6f71470fac6b29c193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "327dc67031c11f15295afb101240b751899817169e467c6f71470fac6b29c193", kill_on_drop: false }`
[INFO] [stdout] 327dc67031c11f15295afb101240b751899817169e467c6f71470fac6b29c193
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 3f1a695aa76a3c15634ee2fe569955ff67615c9609e7e512a5a6458ce53eb6f5
[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" "3f1a695aa76a3c15634ee2fe569955ff67615c9609e7e512a5a6458ce53eb6f5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/replacer-174bba9cde476e05
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test rule::string_rule::tests::string_rule ... ok
[INFO] [stdout] test rule::expr_rule::tests::expr_rule ... ok
[INFO] [stdout] test rule::type_rule::tests::type_rule ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/expr_result-23db84a0212ebedc
[INFO] [stdout] test rule::struct_rule::tests::struct_rule ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/expr_template-a5b4be22e37cc728
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/expr_test-738bc5c6855f5ff4
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/string_result-5d3127e2b0e14204
[INFO] [stdout] test test_expr ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/string_template-3fa656a7e393e76c
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/string_test-c6cb63b8221685e1
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/struct_result-9f4b1226d76df29f
[INFO] [stdout] test test_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/struct_template-6ed2ce393b5bfd42
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/struct_test-af3501a3ec0b550f
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_struct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/type_result-9446105995c9064b
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/type_template-b2cde5a2f9ea32d5
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/type_test-a6288d61a7f24db1
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests replacer
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_type ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] test src/rule/type_rule.rs - rust_type (line 8) ... ok
[INFO] [stdout] test src/rule/struct_rule.rs - rust_struct (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 43) ... ok
[INFO] [stdout] test src/lib.rs - (line 60) ... ok
[INFO] [stdout] test src/rule/expr_rule.rs - rust_expr (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 54) ... ok
[INFO] [stdout] test src/rule/string_rule.rs - rule::string_rule::StringRule (line 9) ... ok
[INFO] [stdout] test src/rule/type_rule.rs - rule::type_rule::TypeRule (line 20) ... ok
[INFO] [stdout] test src/lib.rs - Template (line 114) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/lib.rs - TemplateBuilder::rule (line 86) ... ok
[INFO] [stdout] test src/rule/expr_rule.rs - rule::expr_rule::ExprRule (line 19) ... ok
[INFO] [stdout] test src/rule/struct_rule.rs - rule::struct_rule::StructRule (line 37) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3f1a695aa76a3c15634ee2fe569955ff67615c9609e7e512a5a6458ce53eb6f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f1a695aa76a3c15634ee2fe569955ff67615c9609e7e512a5a6458ce53eb6f5", kill_on_drop: false }`
[INFO] [stdout] 3f1a695aa76a3c15634ee2fe569955ff67615c9609e7e512a5a6458ce53eb6f5