[INFO] cloning repository https://github.com/arnau/regurgitate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arnau/regurgitate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnau%2Fregurgitate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnau%2Fregurgitate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 303d34a5483d2d99e214d9a2a3ee7d8d1f2a5110
[INFO] testing arnau/regurgitate against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnau%2Fregurgitate" "/workspace/builds/worker-64/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-64/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arnau/regurgitate on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arnau/regurgitate
[INFO] finished tweaking git repo https://github.com/arnau/regurgitate
[INFO] tweaked toml for git repo https://github.com/arnau/regurgitate written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] crate git repo https://github.com/arnau/regurgitate already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "c547ec2ddb431c42f8df0f7b886dfaf759b1acc57fa73fcd328816cf68a72de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c547ec2ddb431c42f8df0f7b886dfaf759b1acc57fa73fcd328816cf68a72de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c547ec2ddb431c42f8df0f7b886dfaf759b1acc57fa73fcd328816cf68a72de9", kill_on_drop: false }`
[INFO] [stdout] c547ec2ddb431c42f8df0f7b886dfaf759b1acc57fa73fcd328816cf68a72de9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f2bece8e92d958eca193a26d22ce89067d6472e126335aa25d4de607f5aea6e
[INFO] running `Command { std: "docker" "start" "-a" "7f2bece8e92d958eca193a26d22ce89067d6472e126335aa25d4de607f5aea6e", kill_on_drop: false }`
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[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling cfg-if v0.1.6
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[INFO] [stderr]    Compiling tokio-timer v0.2.7
[INFO] [stderr]    Compiling crc v1.8.1
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[INFO] [stderr]    Compiling mime v0.3.12
[INFO] [stderr]    Compiling tokio-codec v0.1.1
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[INFO] [stderr]    Compiling tokio-threadpool v0.1.8
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[INFO] [stderr]    Compiling quote v0.6.10
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[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling syn v0.15.18
[INFO] [stderr]    Compiling tokio-reactor v0.1.6
[INFO] [stderr]    Compiling libflate v0.1.18
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling block-buffer v0.7.0
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling phf v0.7.23
[INFO] [stderr]    Compiling h2 v0.1.13
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-uds v0.2.3
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling sha-1 v0.8.0
[INFO] [stderr]    Compiling blake2 v0.8.0
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling sha3 v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling tokio v0.1.11
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling hyper v0.12.14
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling serde_json v1.0.32
[INFO] [stderr]    Compiling serde_urlencoded v0.5.3
[INFO] [stderr]    Compiling toml v0.4.8
[INFO] [stderr]    Compiling csv v1.0.2
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling reqwest v0.9.4
[INFO] [stderr]    Compiling blot-lib v0.1.1
[INFO] [stderr]    Compiling regurgitate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::Url`
[INFO] [stdout]  --> src/annotation.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::Url;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/remote.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |         &self.fetch(&url);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let _ = &self.fetch(&url);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.80s
[INFO] running `Command { std: "docker" "inspect" "7f2bece8e92d958eca193a26d22ce89067d6472e126335aa25d4de607f5aea6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f2bece8e92d958eca193a26d22ce89067d6472e126335aa25d4de607f5aea6e", kill_on_drop: false }`
[INFO] [stdout] 7f2bece8e92d958eca193a26d22ce89067d6472e126335aa25d4de607f5aea6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3f2daa2deb9ddf4e6af0bae8bbde5cace99c55360700ed3c6a75cc5eb73ea94
[INFO] running `Command { std: "docker" "start" "-a" "b3f2daa2deb9ddf4e6af0bae8bbde5cace99c55360700ed3c6a75cc5eb73ea94", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling regurgitate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::Url`
[INFO] [stdout]  --> src/annotation.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::Url;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/remote.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |         &self.fetch(&url);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let _ = &self.fetch(&url);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Url`
[INFO] [stdout]  --> src/annotation.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::Url;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/remote.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |         &self.fetch(&url);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let _ = &self.fetch(&url);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.40s
[INFO] running `Command { std: "docker" "inspect" "b3f2daa2deb9ddf4e6af0bae8bbde5cace99c55360700ed3c6a75cc5eb73ea94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3f2daa2deb9ddf4e6af0bae8bbde5cace99c55360700ed3c6a75cc5eb73ea94", kill_on_drop: false }`
[INFO] [stdout] b3f2daa2deb9ddf4e6af0bae8bbde5cace99c55360700ed3c6a75cc5eb73ea94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f4c77bfa735360976e4be4128bfb6754fb574156c50c57e8fd33a15769db8c87
[INFO] running `Command { std: "docker" "start" "-a" "f4c77bfa735360976e4be4128bfb6754fb574156c50c57e8fd33a15769db8c87", 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] warning: unused import: `crate::Url`
[INFO] [stderr]  --> src/annotation.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::Url;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/remote.rs:99:9
[INFO] [stderr]    |
[INFO] [stderr] 99 |         &self.fetch(&url);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 99 |         let _ = &self.fetch(&url);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `regurgitate` (lib) generated 2 warnings
[INFO] [stderr] warning: `regurgitate` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/regurgitate-5d49c19d780aba6c)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/regurgitate-9da82d37e15e0402)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test link_header::tests::valid_url_token ... ok
[INFO] [stdout] test link_header::tests::invalid_url_token ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests regurgitate
[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] [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" "f4c77bfa735360976e4be4128bfb6754fb574156c50c57e8fd33a15769db8c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4c77bfa735360976e4be4128bfb6754fb574156c50c57e8fd33a15769db8c87", kill_on_drop: false }`
[INFO] [stdout] f4c77bfa735360976e4be4128bfb6754fb574156c50c57e8fd33a15769db8c87