[INFO] cloning repository https://github.com/jamen/canopy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jamen/canopy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamen%2Fcanopy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamen%2Fcanopy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3493809774c2803cb98b00f48cc8aa06be4c9350
[INFO] testing jamen/canopy against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamen%2Fcanopy" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jamen/canopy on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jamen/canopy
[INFO] finished tweaking git repo https://github.com/jamen/canopy
[INFO] tweaked toml for git repo https://github.com/jamen/canopy written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/jamen/canopy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.10
[INFO] [stderr]   Downloaded siphasher v0.3.2
[INFO] [stderr]   Downloaded ryu v1.0.3
[INFO] [stderr]   Downloaded serde_derive v1.0.106
[INFO] [stderr]   Downloaded string_cache v0.8.0
[INFO] [stderr]   Downloaded libc v0.2.69
[INFO] [stderr]   Downloaded serde_json v1.0.51
[INFO] [stderr]   Downloaded utf-8 v0.7.5
[INFO] [stderr]   Downloaded syn v1.0.17
[INFO] [stderr]   Downloaded serde v1.0.106
[INFO] [stderr]   Downloaded tendril v0.4.1
[INFO] [stderr]   Downloaded markup5ever v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03b56d17629bbb49119709df05607b1fe8d2d385127a8aa2dbc52cd5f9916be1
[INFO] running `Command { std: "docker" "start" "-a" "03b56d17629bbb49119709df05607b1fe8d2d385127a8aa2dbc52cd5f9916be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03b56d17629bbb49119709df05607b1fe8d2d385127a8aa2dbc52cd5f9916be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03b56d17629bbb49119709df05607b1fe8d2d385127a8aa2dbc52cd5f9916be1", kill_on_drop: false }`
[INFO] [stdout] 03b56d17629bbb49119709df05607b1fe8d2d385127a8aa2dbc52cd5f9916be1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 554aaa4e72a5ba6df36d1af05d7d0a890cb0a7c5850c72cea9e4c376eabdb5b9
[INFO] running `Command { std: "docker" "start" "-a" "554aaa4e72a5ba6df36d1af05d7d0a890cb0a7c5850c72cea9e4c376eabdb5b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling siphasher v0.3.2
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling canopy v0.1.0 (/opt/rustwide/workdir/canopy)
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]    Compiling canopy_tools v0.1.0 (/opt/rustwide/workdir/canopy_tools)
[INFO] [stdout] warning: unused variable: `comment`
[INFO] [stdout]    --> canopy_tools/src/bin/canopyc.rs:109:26
[INFO] [stdout]     |
[INFO] [stdout] 109 |             CommentToken(comment) => {
[INFO] [stdout]     |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_comment`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> canopy_tools/src/bin/canopyc.rs:147:24
[INFO] [stdout]     |
[INFO] [stdout] 147 |             ParseError(err) => {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.10s
[INFO] running `Command { std: "docker" "inspect" "554aaa4e72a5ba6df36d1af05d7d0a890cb0a7c5850c72cea9e4c376eabdb5b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "554aaa4e72a5ba6df36d1af05d7d0a890cb0a7c5850c72cea9e4c376eabdb5b9", kill_on_drop: false }`
[INFO] [stdout] 554aaa4e72a5ba6df36d1af05d7d0a890cb0a7c5850c72cea9e4c376eabdb5b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a11bc0dea1108a8b9cf999e79c1667a96d59dbc2c5c47a9df1078cea9b0f2b9c
[INFO] running `Command { std: "docker" "start" "-a" "a11bc0dea1108a8b9cf999e79c1667a96d59dbc2c5c47a9df1078cea9b0f2b9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling canopy v0.1.0 (/opt/rustwide/workdir/canopy)
[INFO] [stderr]    Compiling canopy_tools v0.1.0 (/opt/rustwide/workdir/canopy_tools)
[INFO] [stdout] warning: unused variable: `comment`
[INFO] [stdout]    --> canopy_tools/src/bin/canopyc.rs:109:26
[INFO] [stdout]     |
[INFO] [stdout] 109 |             CommentToken(comment) => {
[INFO] [stdout]     |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_comment`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> canopy_tools/src/bin/canopyc.rs:147:24
[INFO] [stdout]     |
[INFO] [stdout] 147 |             ParseError(err) => {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "a11bc0dea1108a8b9cf999e79c1667a96d59dbc2c5c47a9df1078cea9b0f2b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a11bc0dea1108a8b9cf999e79c1667a96d59dbc2c5c47a9df1078cea9b0f2b9c", kill_on_drop: false }`
[INFO] [stdout] a11bc0dea1108a8b9cf999e79c1667a96d59dbc2c5c47a9df1078cea9b0f2b9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 805a755d0868e584722e819fcdd5d94e5d7439460386d8af200a2306b0c65b3f
[INFO] running `Command { std: "docker" "start" "-a" "805a755d0868e584722e819fcdd5d94e5d7439460386d8af200a2306b0c65b3f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `comment`
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> canopy_tools/src/bin/canopyc.rs:109:26
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 109 |             CommentToken(comment) => {
[INFO] [stdout] 
[INFO] [stderr]     |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_comment`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> canopy_tools/src/bin/canopyc.rs:147:24
[INFO] [stderr]     |
[INFO] [stderr] 147 |             ParseError(err) => {
[INFO] [stderr]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: `canopy_tools` (bin "canopyc" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/canopy-229c69c4b98701d9)
[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/canopyc-77ca8fd344ed9da4)
[INFO] [stderr]    Doc-tests canopy
[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" "805a755d0868e584722e819fcdd5d94e5d7439460386d8af200a2306b0c65b3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "805a755d0868e584722e819fcdd5d94e5d7439460386d8af200a2306b0c65b3f", kill_on_drop: false }`
[INFO] [stdout] 805a755d0868e584722e819fcdd5d94e5d7439460386d8af200a2306b0c65b3f