[INFO] updating cached repository https://github.com/hindenbug/rtstc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25f582d234f2b087ba11dce1444a7ca4290386bc
[INFO] testing hindenbug/rtstc against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhindenbug%2Frtstc" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hindenbug/rtstc on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hindenbug/rtstc
[INFO] finished tweaking git repo https://github.com/hindenbug/rtstc
[INFO] tweaked toml for git repo https://github.com/hindenbug/rtstc written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/hindenbug/rtstc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62a201ea246346e71f6d153b405e633364bdfdf9b3d786bcdac3a06dc31b6ec6
[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" "62a201ea246346e71f6d153b405e633364bdfdf9b3d786bcdac3a06dc31b6ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62a201ea246346e71f6d153b405e633364bdfdf9b3d786bcdac3a06dc31b6ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a201ea246346e71f6d153b405e633364bdfdf9b3d786bcdac3a06dc31b6ec6", kill_on_drop: false }`
[INFO] [stdout] 62a201ea246346e71f6d153b405e633364bdfdf9b3d786bcdac3a06dc31b6ec6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d743f10b72120cd42a7ba17540843e0db8126423a145186909b0332f862429f0
[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" "d743f10b72120cd42a7ba17540843e0db8126423a145186909b0332f862429f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rtstc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 32 |             'a'...'z' | 'A'...'Z' => {
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:32:28
[INFO] [stdout]    |
[INFO] [stdout] 32 |             'a'...'z' | 'A'...'Z' => {
[INFO] [stdout]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:36:32
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 while let Some(&'a'...'z') = chars_.clone().peekable().peek() {
[INFO] [stdout]    |                                ^^^^^^^^^^ help: use `..=` for an inclusive range: `&('a'..='z')`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:45:16
[INFO] [stdout]    |
[INFO] [stdout] 45 |             '0'...'9' => {
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:49:32
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 while let Some(&'0'...'9') = chars_.clone().peekable().peek() {
[INFO] [stdout]    |                                ^^^^^^^^^^ help: use `..=` for an inclusive range: `&('0'..='9')`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]  --> src/traverser.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn traverse(ast: ::parser::Node) {
[INFO] [stdout]   |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Visitor`
[INFO] [stdout]  --> src/traverser.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Visitor {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `traverse`
[INFO] [stdout]  --> src/traverser.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn traverse(ast: ::parser::Node) {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "d743f10b72120cd42a7ba17540843e0db8126423a145186909b0332f862429f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d743f10b72120cd42a7ba17540843e0db8126423a145186909b0332f862429f0", kill_on_drop: false }`
[INFO] [stdout] d743f10b72120cd42a7ba17540843e0db8126423a145186909b0332f862429f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d36b95ae64eb343b7a4213bf2982817ad81e3477a95d6c7f6b587d925bed756
[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" "7d36b95ae64eb343b7a4213bf2982817ad81e3477a95d6c7f6b587d925bed756", kill_on_drop: false }`
[INFO] [stderr]    Compiling rtstc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 32 |             'a'...'z' | 'A'...'Z' => {
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:32:28
[INFO] [stdout]    |
[INFO] [stdout] 32 |             'a'...'z' | 'A'...'Z' => {
[INFO] [stdout]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:36:32
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 while let Some(&'a'...'z') = chars_.clone().peekable().peek() {
[INFO] [stdout]    |                                ^^^^^^^^^^ help: use `..=` for an inclusive range: `&('a'..='z')`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:45:16
[INFO] [stdout]    |
[INFO] [stdout] 45 |             '0'...'9' => {
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:49:32
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 while let Some(&'0'...'9') = chars_.clone().peekable().peek() {
[INFO] [stdout]    |                                ^^^^^^^^^^ help: use `..=` for an inclusive range: `&('0'..='9')`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]  --> src/traverser.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn traverse(ast: ::parser::Node) {
[INFO] [stdout]   |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Visitor`
[INFO] [stdout]  --> src/traverser.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Visitor {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "7d36b95ae64eb343b7a4213bf2982817ad81e3477a95d6c7f6b587d925bed756", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d36b95ae64eb343b7a4213bf2982817ad81e3477a95d6c7f6b587d925bed756", kill_on_drop: false }`
[INFO] [stdout] 7d36b95ae64eb343b7a4213bf2982817ad81e3477a95d6c7f6b587d925bed756
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f506fb68db7733896a2a211d359695a94e6b5f67ea871b04ae7753fc1b63e029
[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" "f506fb68db7733896a2a211d359695a94e6b5f67ea871b04ae7753fc1b63e029", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/tokenizer.rs:32:16
[INFO] [stderr]    |
[INFO] [stderr] 32 |             'a'...'z' | 'A'...'Z' => {
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/tokenizer.rs:32:28
[INFO] [stderr]    |
[INFO] [stderr] 32 |             'a'...'z' | 'A'...'Z' => {
[INFO] [stderr]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/tokenizer.rs:36:32
[INFO] [stderr]    |
[INFO] [stderr] 36 |                 while let Some(&'a'...'z') = chars_.clone().peekable().peek() {
[INFO] [stderr]    |                                ^^^^^^^^^^ help: use `..=` for an inclusive range: `&('a'..='z')`
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/tokenizer.rs:45:16
[INFO] [stderr]    |
[INFO] [stderr] 45 |             '0'...'9' => {
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/tokenizer.rs:49:32
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 while let Some(&'0'...'9') = chars_.clone().peekable().peek() {
[INFO] [stderr]    |                                ^^^^^^^^^^ help: use `..=` for an inclusive range: `&('0'..='9')`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ast`
[INFO] [stderr]  --> src/traverser.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn traverse(ast: ::parser::Node) {
[INFO] [stderr]   |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Visitor`
[INFO] [stderr]  --> src/traverser.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct Visitor {
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rtstc-44ae5ca8fde743cf
[INFO] [stdout] running 4 tests
[INFO] [stdout] test traverser::tests::test_traverser_1 ... ok
[INFO] [stdout] test tokenizer::tests::test_tokenizer_2 ... ok
[INFO] [stdout] test parser::tests::test_parse_1 ... ok
[INFO] [stdout] test tokenizer::tests::test_tokenizer_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f506fb68db7733896a2a211d359695a94e6b5f67ea871b04ae7753fc1b63e029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f506fb68db7733896a2a211d359695a94e6b5f67ea871b04ae7753fc1b63e029", kill_on_drop: false }`
[INFO] [stdout] f506fb68db7733896a2a211d359695a94e6b5f67ea871b04ae7753fc1b63e029