[INFO] fetching crate mhtemplate 1.0.0...
[INFO] testing mhtemplate-1.0.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate mhtemplate 1.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mhtemplate 1.0.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mhtemplate 1.0.0
[INFO] finished tweaking crates.io crate mhtemplate 1.0.0
[INFO] tweaked toml for crates.io crate mhtemplate 1.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8edf17dafd9b6428015a1a251f12a1ff336311896fe8c23cfa5f09ec8bdcd3e2
[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" "8edf17dafd9b6428015a1a251f12a1ff336311896fe8c23cfa5f09ec8bdcd3e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8edf17dafd9b6428015a1a251f12a1ff336311896fe8c23cfa5f09ec8bdcd3e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8edf17dafd9b6428015a1a251f12a1ff336311896fe8c23cfa5f09ec8bdcd3e2", kill_on_drop: false }`
[INFO] [stdout] 8edf17dafd9b6428015a1a251f12a1ff336311896fe8c23cfa5f09ec8bdcd3e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] 325fdb5d81772229a37b29071a9647b9c82b92524cc1f01bff6b4e15805e7636
[INFO] running `Command { std: "docker" "start" "-a" "325fdb5d81772229a37b29071a9647b9c82b92524cc1f01bff6b4e15805e7636", kill_on_drop: false }`
[INFO] [stderr]    Compiling mhtemplate v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]    --> src/template.rs:226:5
[INFO] [stdout]     |
[INFO] [stdout] 226 |     source: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` 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 2.48s
[INFO] running `Command { std: "docker" "inspect" "325fdb5d81772229a37b29071a9647b9c82b92524cc1f01bff6b4e15805e7636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "325fdb5d81772229a37b29071a9647b9c82b92524cc1f01bff6b4e15805e7636", kill_on_drop: false }`
[INFO] [stdout] 325fdb5d81772229a37b29071a9647b9c82b92524cc1f01bff6b4e15805e7636
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4a71ad56285cf06e07753a76706ab5cacafc64cf8c2459c047053b4cd728782
[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" "c4a71ad56285cf06e07753a76706ab5cacafc64cf8c2459c047053b4cd728782", kill_on_drop: false }`
[INFO] [stderr]    Compiling mhtemplate v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]    --> src/template.rs:226:5
[INFO] [stdout]     |
[INFO] [stdout] 226 |     source: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]    --> src/template.rs:226:5
[INFO] [stdout]     |
[INFO] [stdout] 226 |     source: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.69s
[INFO] running `Command { std: "docker" "inspect" "c4a71ad56285cf06e07753a76706ab5cacafc64cf8c2459c047053b4cd728782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4a71ad56285cf06e07753a76706ab5cacafc64cf8c2459c047053b4cd728782", kill_on_drop: false }`
[INFO] [stdout] c4a71ad56285cf06e07753a76706ab5cacafc64cf8c2459c047053b4cd728782
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 79cd5e44347b38779a85433c7b6ddaf1ef7f8a6319a40247c20e5bf7ed6c887c
[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" "79cd5e44347b38779a85433c7b6ddaf1ef7f8a6319a40247c20e5bf7ed6c887c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `source`
[INFO] [stdout] running 4 tests
[INFO] [stderr]    --> src/template.rs:226:5
[INFO] [stdout] test context::tests::test_context ... ok
[INFO] [stderr]     |
[INFO] [stderr] 226 |     source: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mhtemplate` (lib) generated 1 warning
[INFO] [stderr] warning: `mhtemplate` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mhtemplate-9f5e3eeedf21d381)
[INFO] [stdout] test expr::tests::test_expression ... ok
[INFO] [stderr]      Running tests/test_template.rs (/opt/rustwide/target/debug/deps/test_template-9bebf69616049fdd)
[INFO] [stdout] test template::tests::test_template ... ok
[INFO] [stdout] test lex::tests::test_scanner ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests mhtemplate
[INFO] [stdout] test test_template ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 104) ... ok
[INFO] [stdout] test src/context.rs - context::Context::from (line 70) ... ok
[INFO] [stdout] test src/context.rs - context::Context::from (line 51) ... ok
[INFO] [stdout] test src/lib.rs - (line 111) ... ok
[INFO] [stdout] test src/lib.rs - (line 157) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.80s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "79cd5e44347b38779a85433c7b6ddaf1ef7f8a6319a40247c20e5bf7ed6c887c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79cd5e44347b38779a85433c7b6ddaf1ef7f8a6319a40247c20e5bf7ed6c887c", kill_on_drop: false }`
[INFO] [stdout] 79cd5e44347b38779a85433c7b6ddaf1ef7f8a6319a40247c20e5bf7ed6c887c