[INFO] cloning repository https://github.com/yufengwng/tassel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yufengwng/tassel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyufengwng%2Ftassel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyufengwng%2Ftassel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b2028f0310b9da43c4c6e0b873c1a3c46a4680c3
[INFO] testing yufengwng/tassel against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyufengwng%2Ftassel" "/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/yufengwng/tassel 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 git repo https://github.com/yufengwng/tassel
[INFO] finished tweaking git repo https://github.com/yufengwng/tassel
[INFO] tweaked toml for git repo https://github.com/yufengwng/tassel written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/yufengwng/tassel already has a lockfile, it will not be regenerated
[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-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" "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] a930bb8607988b54c7ba32642d396b636960fb79ecd53238e946a921eb1eeda7
[INFO] running `Command { std: "docker" "start" "-a" "a930bb8607988b54c7ba32642d396b636960fb79ecd53238e946a921eb1eeda7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a930bb8607988b54c7ba32642d396b636960fb79ecd53238e946a921eb1eeda7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a930bb8607988b54c7ba32642d396b636960fb79ecd53238e946a921eb1eeda7", kill_on_drop: false }`
[INFO] [stdout] a930bb8607988b54c7ba32642d396b636960fb79ecd53238e946a921eb1eeda7
[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" "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] [stdout] b31e750d5fd3d29b882ebd40b3494ca4aa93af491fa92f1e472c39219f6e8726
[INFO] running `Command { std: "docker" "start" "-a" "b31e750d5fd3d29b882ebd40b3494ca4aa93af491fa92f1e472c39219f6e8726", kill_on_drop: false }`
[INFO] [stderr]    Compiling lite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `TyHint`
[INFO] [stdout]   --> src/ast.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct TyHint {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `FnDef`
[INFO] [stdout]   --> src/ast.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct FnDef {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `FnParam`
[INFO] [stdout]   --> src/ast.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct FnParam {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LetBind`
[INFO] [stdout]   --> src/ast.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct LetBind {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TkNLine`
[INFO] [stdout]  --> src/token.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     TkNLine,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TkInt`
[INFO] [stdout]  --> src/token.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     TkInt,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_unit`
[INFO] [stdout]   --> src/value.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn is_unit(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_bool`
[INFO] [stdout]   --> src/value.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn is_bool(&self) -> bool {
[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 0.92s
[INFO] running `Command { std: "docker" "inspect" "b31e750d5fd3d29b882ebd40b3494ca4aa93af491fa92f1e472c39219f6e8726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b31e750d5fd3d29b882ebd40b3494ca4aa93af491fa92f1e472c39219f6e8726", kill_on_drop: false }`
[INFO] [stdout] b31e750d5fd3d29b882ebd40b3494ca4aa93af491fa92f1e472c39219f6e8726
[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" "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] e88d971efe8111e105fa5d2705a27d6b73cfb668b78114b462dcf8b9c643428b
[INFO] running `Command { std: "docker" "start" "-a" "e88d971efe8111e105fa5d2705a27d6b73cfb668b78114b462dcf8b9c643428b", kill_on_drop: false }`
[INFO] [stdout] warning: struct is never constructed: `TyHint`
[INFO] [stdout]   --> src/ast.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct TyHint {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `FnDef`
[INFO] [stdout]   --> src/ast.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct FnDef {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `FnParam`
[INFO] [stdout]   --> src/ast.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct FnParam {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LetBind`
[INFO] [stdout]   --> src/ast.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct LetBind {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TkNLine`
[INFO] [stdout]  --> src/token.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     TkNLine,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TkInt`
[INFO] [stdout]  --> src/token.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     TkInt,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_unit`
[INFO] [stdout]   --> src/value.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn is_unit(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_bool`
[INFO] [stdout]   --> src/value.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn is_bool(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TyHint`
[INFO] [stdout]   --> src/ast.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct TyHint {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `FnDef`
[INFO] [stdout]   --> src/ast.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct FnDef {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `FnParam`
[INFO] [stdout]   --> src/ast.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct FnParam {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LetBind`
[INFO] [stdout]   --> src/ast.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct LetBind {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TkNLine`
[INFO] [stdout]  --> src/token.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     TkNLine,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TkInt`
[INFO] [stdout]  --> src/token.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     TkInt,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_unit`
[INFO] [stdout]   --> src/value.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn is_unit(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_bool`
[INFO] [stdout]   --> src/value.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn is_bool(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "e88d971efe8111e105fa5d2705a27d6b73cfb668b78114b462dcf8b9c643428b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e88d971efe8111e105fa5d2705a27d6b73cfb668b78114b462dcf8b9c643428b", kill_on_drop: false }`
[INFO] [stdout] e88d971efe8111e105fa5d2705a27d6b73cfb668b78114b462dcf8b9c643428b
[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" "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] 3e82bca85288fd4479cbc266a749fd726764a7311dbdd4d5e80276667bef0d2d
[INFO] running `Command { std: "docker" "start" "-a" "3e82bca85288fd4479cbc266a749fd726764a7311dbdd4d5e80276667bef0d2d", kill_on_drop: false }`
[INFO] [stderr] warning: struct is never constructed: `TyHint`
[INFO] [stderr]   --> src/ast.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | struct TyHint {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FnDef`
[INFO] [stderr]   --> src/ast.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | struct FnDef {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FnParam`
[INFO] [stderr]   --> src/ast.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 | struct FnParam {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `LetBind`
[INFO] [stderr]   --> src/ast.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 45 | struct LetBind {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `TkNLine`
[INFO] [stderr]  --> src/token.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     TkNLine,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `TkInt`
[INFO] [stderr]  --> src/token.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     TkInt,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_unit`
[INFO] [stderr]   --> src/value.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn is_unit(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_bool`
[INFO] [stderr]   --> src/value.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn is_bool(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `lite` (lib) generated 8 warnings
[INFO] [stderr] warning: `lite` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lite-cfb7f7d6865aa2df)
[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]      Running unittests (/opt/rustwide/target/debug/deps/lite-6aec1f4c2470cd00)
[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 lite
[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] running `Command { std: "docker" "inspect" "3e82bca85288fd4479cbc266a749fd726764a7311dbdd4d5e80276667bef0d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e82bca85288fd4479cbc266a749fd726764a7311dbdd4d5e80276667bef0d2d", kill_on_drop: false }`
[INFO] [stdout] 3e82bca85288fd4479cbc266a749fd726764a7311dbdd4d5e80276667bef0d2d