[INFO] fetching crate string_template 0.2.1...
[INFO] testing string_template-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate string_template 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate string_template 0.2.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate string_template 0.2.1
[INFO] finished tweaking crates.io crate string_template 0.2.1
[INFO] tweaked toml for crates.io crate string_template 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a127c1a3e24b3cb118a9e891d7043b0378d769acc8e40e4b0f42a50d25a7b52c
[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" "a127c1a3e24b3cb118a9e891d7043b0378d769acc8e40e4b0f42a50d25a7b52c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a127c1a3e24b3cb118a9e891d7043b0378d769acc8e40e4b0f42a50d25a7b52c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a127c1a3e24b3cb118a9e891d7043b0378d769acc8e40e4b0f42a50d25a7b52c", kill_on_drop: false }`
[INFO] [stdout] a127c1a3e24b3cb118a9e891d7043b0378d769acc8e40e4b0f42a50d25a7b52c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-01-01" "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] 567a0e411d949c418af76ecfe47359256099cdf538ae1c1c19c4f83a72c2d90d
[INFO] running `Command { std: "docker" "start" "-a" "567a0e411d949c418af76ecfe47359256099cdf538ae1c1c19c4f83a72c2d90d", kill_on_drop: false }`
[INFO] [stderr]    Compiling string_template v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "567a0e411d949c418af76ecfe47359256099cdf538ae1c1c19c4f83a72c2d90d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "567a0e411d949c418af76ecfe47359256099cdf538ae1c1c19c4f83a72c2d90d", kill_on_drop: false }`
[INFO] [stdout] 567a0e411d949c418af76ecfe47359256099cdf538ae1c1c19c4f83a72c2d90d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cce74750ea5c39fd0f6586b27bf22d7a231a7b7173b412dd2eb54d11fc83a4b
[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" "3cce74750ea5c39fd0f6586b27bf22d7a231a7b7173b412dd2eb54d11fc83a4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling string_template v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "3cce74750ea5c39fd0f6586b27bf22d7a231a7b7173b412dd2eb54d11fc83a4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cce74750ea5c39fd0f6586b27bf22d7a231a7b7173b412dd2eb54d11fc83a4b", kill_on_drop: false }`
[INFO] [stdout] 3cce74750ea5c39fd0f6586b27bf22d7a231a7b7173b412dd2eb54d11fc83a4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e45a7b1731665b0bad30c85c79d82cc00335a375e57ae444597acd32060ad016
[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" "e45a7b1731665b0bad30c85c79d82cc00335a375e57ae444597acd32060ad016", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/string_template-d4691bf4df0964be
[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] [stderr]    Doc-tests string_template
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Template::render (line 24) ... FAILED
[INFO] [stdout] test src/lib.rs - Template::render_positional (line 101) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Template::render (line 24) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found keyword `let`
[INFO] [stdout]  --> src/lib.rs:27:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | Examples
[INFO] [stdout]   |         - expected one of 8 possible tokens
[INFO] [stdout] 4 | 
[INFO] [stdout] 5 | let template = Template::new("Hi, my name is {{name}} and I'm a {{lang}} developer.");
[INFO] [stdout]   | ^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Template::render_positional (line 101) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Template`
[INFO] [stdout]  --> src/lib.rs:102:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | let template = Template::new("Hi, my name is {{}} and I'm a {{}} developer.");
[INFO] [stdout]   |                ^^^^^^^^ use of undeclared type `Template`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Template::render (line 24)
[INFO] [stdout]     src/lib.rs - Template::render_positional (line 101)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "e45a7b1731665b0bad30c85c79d82cc00335a375e57ae444597acd32060ad016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e45a7b1731665b0bad30c85c79d82cc00335a375e57ae444597acd32060ad016", kill_on_drop: false }`
[INFO] [stdout] e45a7b1731665b0bad30c85c79d82cc00335a375e57ae444597acd32060ad016