[INFO] fetching crate cargo-old-lock 0.1.0...
[INFO] checking cargo-old-lock-0.1.0 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate cargo-old-lock 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate cargo-old-lock 0.1.0 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-old-lock 0.1.0
[INFO] finished tweaking crates.io crate cargo-old-lock 0.1.0
[INFO] tweaked toml for crates.io crate cargo-old-lock 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate cargo-old-lock 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo-lock v3.0.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37fbf19f26bcda14653623bf16fc2c697cea840e7f989ef9989704f9f8a45855
[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" "37fbf19f26bcda14653623bf16fc2c697cea840e7f989ef9989704f9f8a45855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37fbf19f26bcda14653623bf16fc2c697cea840e7f989ef9989704f9f8a45855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37fbf19f26bcda14653623bf16fc2c697cea840e7f989ef9989704f9f8a45855", kill_on_drop: false }`
[INFO] [stdout] 37fbf19f26bcda14653623bf16fc2c697cea840e7f989ef9989704f9f8a45855
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94d4c52784f732f9408bcdb84a9a4643104f3502fcb775112f48655d7bbbb884
[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" "94d4c52784f732f9408bcdb84a9a4643104f3502fcb775112f48655d7bbbb884", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking cargo-lock v3.0.0
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-lock-3.0.0/src/error.rs:28:47
[INFO] [stdout]    |
[INFO] [stdout] 28 |           fail!($kind, &format!($fmt, $($arg)+));
[INFO] [stdout]    |                                                 ^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-lock-3.0.0/src/lockfile.rs:32:23
[INFO] [stdout]    |
[INFO] [stdout] 32 |               Err(e) => fail!(
[INFO] [stdout]    |  _______________________-
[INFO] [stdout] 33 | |                 ErrorKind::Io,
[INFO] [stdout] 34 | |                 "couldn't open {}: {}",
[INFO] [stdout] 35 | |                 path.as_ref().display(),
[INFO] [stdout] 36 | |                 e
[INFO] [stdout] 37 | |             ),
[INFO] [stdout]    | |_____________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-lock-3.0.0/src/error.rs:25:52
[INFO] [stdout]    |
[INFO] [stdout] 25 |           return Err(format_err!($kind, $msg).into());
[INFO] [stdout]    |                                                      ^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-lock-3.0.0/src/lockfile.rs:32:23
[INFO] [stdout]    |
[INFO] [stdout] 32 |               Err(e) => fail!(
[INFO] [stdout]    |  _______________________-
[INFO] [stdout] 33 | |                 ErrorKind::Io,
[INFO] [stdout] 34 | |                 "couldn't open {}: {}",
[INFO] [stdout] 35 | |                 path.as_ref().display(),
[INFO] [stdout] 36 | |                 e
[INFO] [stdout] 37 | |             ),
[INFO] [stdout]    | |_____________- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cargo-lock`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "94d4c52784f732f9408bcdb84a9a4643104f3502fcb775112f48655d7bbbb884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94d4c52784f732f9408bcdb84a9a4643104f3502fcb775112f48655d7bbbb884", kill_on_drop: false }`
[INFO] [stdout] 94d4c52784f732f9408bcdb84a9a4643104f3502fcb775112f48655d7bbbb884