[INFO] cloning repository https://github.com/poisson-myfish/lambda
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/poisson-myfish/lambda" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoisson-myfish%2Flambda", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoisson-myfish%2Flambda'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf6c885bbf61820cb299dd46f4688c41cdf24b5a
[INFO] testing poisson-myfish/lambda against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoisson-myfish%2Flambda" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/poisson-myfish/lambda on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/poisson-myfish/lambda
[INFO] finished tweaking git repo https://github.com/poisson-myfish/lambda
[INFO] tweaked toml for git repo https://github.com/poisson-myfish/lambda written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/poisson-myfish/lambda already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b6ba6a1d442c3cf0a24e4adb2ef64c9e4844bfae828399d89c0155d7a39cbab
[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" "0b6ba6a1d442c3cf0a24e4adb2ef64c9e4844bfae828399d89c0155d7a39cbab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b6ba6a1d442c3cf0a24e4adb2ef64c9e4844bfae828399d89c0155d7a39cbab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b6ba6a1d442c3cf0a24e4adb2ef64c9e4844bfae828399d89c0155d7a39cbab", kill_on_drop: false }`
[INFO] [stdout] 0b6ba6a1d442c3cf0a24e4adb2ef64c9e4844bfae828399d89c0155d7a39cbab
[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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ed5e7001854cbdb3f18bd6cae03cdca7565ae2f8cb2e1f3299878be82615b31
[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" "4ed5e7001854cbdb3f18bd6cae03cdca7565ae2f8cb2e1f3299878be82615b31", kill_on_drop: false }`
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling lambda v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Register`
[INFO] [stdout]  --> src/code_gen/x64/generator.rs:2:55
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::code_gen::x64::instruction::{ Instruction, Register };
[INFO] [stdout]   |                                                       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_curly_left`
[INFO] [stdout]   --> src/lexer/token.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn is_curly_left(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "4ed5e7001854cbdb3f18bd6cae03cdca7565ae2f8cb2e1f3299878be82615b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ed5e7001854cbdb3f18bd6cae03cdca7565ae2f8cb2e1f3299878be82615b31", kill_on_drop: false }`
[INFO] [stdout] 4ed5e7001854cbdb3f18bd6cae03cdca7565ae2f8cb2e1f3299878be82615b31
[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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00ef11072dc1836519770bc0399b20c827b0c4d7eec8f9105a149e98b0895ccb
[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" "00ef11072dc1836519770bc0399b20c827b0c4d7eec8f9105a149e98b0895ccb", kill_on_drop: false }`
[INFO] [stderr]    Compiling lambda v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Register`
[INFO] [stdout]  --> src/code_gen/x64/generator.rs:2:55
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::code_gen::x64::instruction::{ Instruction, Register };
[INFO] [stdout]   |                                                       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_curly_left`
[INFO] [stdout]   --> src/lexer/token.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn is_curly_left(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "00ef11072dc1836519770bc0399b20c827b0c4d7eec8f9105a149e98b0895ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00ef11072dc1836519770bc0399b20c827b0c4d7eec8f9105a149e98b0895ccb", kill_on_drop: false }`
[INFO] [stdout] 00ef11072dc1836519770bc0399b20c827b0c4d7eec8f9105a149e98b0895ccb
[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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f96c8bfbe8f7cbc25ecfdebb29f9f87bad84f8329f3b2fdf7a04ce40b02b087
[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" "8f96c8bfbe8f7cbc25ecfdebb29f9f87bad84f8329f3b2fdf7a04ce40b02b087", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Register`
[INFO] [stderr]  --> src/code_gen/x64/generator.rs:2:55
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::code_gen::x64::instruction::{ Instruction, Register };
[INFO] [stderr]   |                                                       ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_curly_left`
[INFO] [stderr]   --> src/lexer/token.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub fn is_curly_left(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lambda-47cfcf8fa693d594
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lambda-b2bd7aced697ac87
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lambda
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8f96c8bfbe8f7cbc25ecfdebb29f9f87bad84f8329f3b2fdf7a04ce40b02b087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f96c8bfbe8f7cbc25ecfdebb29f9f87bad84f8329f3b2fdf7a04ce40b02b087", kill_on_drop: false }`
[INFO] [stdout] 8f96c8bfbe8f7cbc25ecfdebb29f9f87bad84f8329f3b2fdf7a04ce40b02b087