[INFO] cloning repository https://github.com/ConradKhakhria/liszp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ConradKhakhria/liszp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConradKhakhria%2Fliszp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConradKhakhria%2Fliszp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27b54e94e54f14d14d328afd4bf3a714f5941591
[INFO] testing ConradKhakhria/liszp against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConradKhakhria%2Fliszp" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ConradKhakhria/liszp on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ConradKhakhria/liszp
[INFO] finished tweaking git repo https://github.com/ConradKhakhria/liszp
[INFO] tweaked toml for git repo https://github.com/ConradKhakhria/liszp written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/ConradKhakhria/liszp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded az v1.1.1
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.4.5
[INFO] [stderr]   Downloaded rug v1.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27271f376a528285ec3ce1ab3f0f35d67a4bc614224fe2214f8b4a0752657480
[INFO] running `Command { std: "docker" "start" "-a" "27271f376a528285ec3ce1ab3f0f35d67a4bc614224fe2214f8b4a0752657480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27271f376a528285ec3ce1ab3f0f35d67a4bc614224fe2214f8b4a0752657480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27271f376a528285ec3ce1ab3f0f35d67a4bc614224fe2214f8b4a0752657480", kill_on_drop: false }`
[INFO] [stdout] 27271f376a528285ec3ce1ab3f0f35d67a4bc614224fe2214f8b4a0752657480
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58857630e7299bcd68d93fc1931e5a2a28144e1044580796b4f56bfa62e4764c
[INFO] running `Command { std: "docker" "start" "-a" "58857630e7299bcd68d93fc1931e5a2a28144e1044580796b4f56bfa62e4764c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.5
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]    Compiling rug v1.12.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr]    Compiling liszp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/eval/operators.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::{ HashMap, LinkedList };
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `format_names`
[INFO] [stdout]   --> src/preproc.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn format_names(expr: &Expr) -> Expr {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `preproc_expressions`
[INFO] [stdout]   --> src/preproc.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn preproc_expressions(exprs: LinkedList<Expr>) -> LinkedList<Expr> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `eq`
[INFO] [stdout]   --> src/parse.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn eq(self: &Rc<Value>, other: &Rc<Value>) -> bool {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]   --> src/parse.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn len(&self) -> i64 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `index`
[INFO] [stdout]   --> src/parse.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn index(&self, index: usize) -> Rc<Value> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_cons`
[INFO] [stdout]   --> src/parse.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn is_cons(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_nil`
[INFO] [stdout]   --> src/parse.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn is_nil(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_bool`
[INFO] [stdout]    --> src/eval/builtin.rs:234:25
[INFO] [stdout]     |
[INFO] [stdout] 234 | pub (in crate::eval) fn is_bool(parameters: &Rc<Value>, env: &Env) -> Rc<Value> {
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 59s
[INFO] running `Command { std: "docker" "inspect" "58857630e7299bcd68d93fc1931e5a2a28144e1044580796b4f56bfa62e4764c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58857630e7299bcd68d93fc1931e5a2a28144e1044580796b4f56bfa62e4764c", kill_on_drop: false }`
[INFO] [stdout] 58857630e7299bcd68d93fc1931e5a2a28144e1044580796b4f56bfa62e4764c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 262bdc3f5c2d8e0440764b3950919ecc8b58e90cab8f96f8229b8c3c03cb2cbd
[INFO] running `Command { std: "docker" "start" "-a" "262bdc3f5c2d8e0440764b3950919ecc8b58e90cab8f96f8229b8c3c03cb2cbd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling liszp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/eval/operators.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::{ HashMap, LinkedList };
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `format_names`
[INFO] [stdout]   --> src/preproc.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn format_names(expr: &Expr) -> Expr {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `preproc_expressions`
[INFO] [stdout]   --> src/preproc.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn preproc_expressions(exprs: LinkedList<Expr>) -> LinkedList<Expr> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `eq`
[INFO] [stdout]   --> src/parse.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn eq(self: &Rc<Value>, other: &Rc<Value>) -> bool {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]   --> src/parse.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn len(&self) -> i64 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `index`
[INFO] [stdout]   --> src/parse.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn index(&self, index: usize) -> Rc<Value> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_cons`
[INFO] [stdout]   --> src/parse.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn is_cons(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_nil`
[INFO] [stdout]   --> src/parse.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn is_nil(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_bool`
[INFO] [stdout]    --> src/eval/builtin.rs:234:25
[INFO] [stdout]     |
[INFO] [stdout] 234 | pub (in crate::eval) fn is_bool(parameters: &Rc<Value>, env: &Env) -> Rc<Value> {
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "262bdc3f5c2d8e0440764b3950919ecc8b58e90cab8f96f8229b8c3c03cb2cbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "262bdc3f5c2d8e0440764b3950919ecc8b58e90cab8f96f8229b8c3c03cb2cbd", kill_on_drop: false }`
[INFO] [stdout] 262bdc3f5c2d8e0440764b3950919ecc8b58e90cab8f96f8229b8c3c03cb2cbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b3cc31ab616e34b40cdca25476101a298bf7083cbc747776c03f3c4cf37b8bf9
[INFO] running `Command { std: "docker" "start" "-a" "b3cc31ab616e34b40cdca25476101a298bf7083cbc747776c03f3c4cf37b8bf9", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `HashMap`
[INFO] [stderr]  --> src/eval/operators.rs:5:25
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::collections::{ HashMap, LinkedList };
[INFO] [stderr]   |                         ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `format_names`
[INFO] [stderr]   --> src/preproc.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn format_names(expr: &Expr) -> Expr {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `preproc_expressions`
[INFO] [stderr]   --> src/preproc.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn preproc_expressions(exprs: LinkedList<Expr>) -> LinkedList<Expr> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `eq`
[INFO] [stderr]   --> src/parse.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn eq(self: &Rc<Value>, other: &Rc<Value>) -> bool {
[INFO] [stderr]    |        ^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `len`
[INFO] [stderr]   --> src/parse.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn len(&self) -> i64 {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `index`
[INFO] [stderr]   --> src/parse.rs:64:12
[INFO] [stderr]    |
[INFO] [stderr] 64 |     pub fn index(&self, index: usize) -> Rc<Value> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_cons`
[INFO] [stderr]   --> src/parse.rs:82:12
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub fn is_cons(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_nil`
[INFO] [stderr]   --> src/parse.rs:91:12
[INFO] [stderr]    |
[INFO] [stderr] 91 |     pub fn is_nil(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_bool`
[INFO] [stderr]    --> src/eval/builtin.rs:234:25
[INFO] [stderr]     |
[INFO] [stderr] 234 | pub (in crate::eval) fn is_bool(parameters: &Rc<Value>, env: &Env) -> Rc<Value> {
[INFO] [stderr]     |                         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/liszp-18a2d8e5975cd81d)
[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" "b3cc31ab616e34b40cdca25476101a298bf7083cbc747776c03f3c4cf37b8bf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3cc31ab616e34b40cdca25476101a298bf7083cbc747776c03f3c4cf37b8bf9", kill_on_drop: false }`
[INFO] [stdout] b3cc31ab616e34b40cdca25476101a298bf7083cbc747776c03f3c4cf37b8bf9